Entity Central Index Key Document And Entity Information [Abstract] Document And Entity Information [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Trading Symbol Trading Symbol Entity Registrant Name Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Sales rebates and discounts. Contribution receivable from former parent. Statement Of Financial Position [Abstract] ASSETS Assets [Abstract] Current assets: Assets Current [Abstract] Cash and cash equivalents Cash And Cash Equivalents At Carrying Value Restricted cash Restricted Cash And Cash Equivalents Short-term investments Short Term Investments Accounts receivable, net Accounts Receivable Net Current Inventories Inventory Net Prepaid expenses and other current assets Prepaid Expense And Other Assets Current Total current assets Assets Current Property and equipment, net Property Plant And Equipment Net Intangible assets, net Finite Lived Intangible Assets Net Total assets Assets LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities And Stockholders Equity [Abstract] Current liabilities: Liabilities Current [Abstract] Accounts payable and other accrued liabilities Accounts Payable And Other Accrued Liabilities Current Accrued compensation Employee Related Liabilities Current Sales rebates and discounts Sales Rebates And Discounts Deferred revenue, current portion Deferred Revenue Current Total current liabilities Liabilities Current Deferred revenue, net of current portion Deferred Revenue Noncurrent Long-term debt, net Long Term Debt Noncurrent Other liabilities Other Liabilities Noncurrent Total liabilities Liabilities Stockholders' equity: Stockholders Equity [Abstract] Preferred stock: $0.001 par value; 15,000,000 shares authorized, zero shares issued or outstanding Preferred Stock Value Common stock: $0.001 par value; 500,000,000 shares authorized; 21,219,950 and 20,271,737 shares issued and outstanding at March 31, 2017 and December 31, 2016, respectively Common Stock Value Additional paid-in capital Additional Paid In Capital Common Stock Accumulated other comprehensive loss Accumulated Other Comprehensive Income Loss Net Of Tax Contribution receivable from former parent Contribution Receivable From Former Parent Accumulated deficit Retained Earnings Accumulated Deficit Total stockholders' equity Stockholders Equity Total liabilities and stockholders' equity Liabilities And Stockholders Equity Preferred stock, par value Preferred Stock Par Or Stated Value Per Share Preferred stock, shares authorized Preferred Stock Shares Authorized Preferred stock, shares issued Preferred Stock Shares Issued Preferred stock, shares outstanding Preferred Stock Shares Outstanding Common stock, par value Common Stock Par Or Stated Value Per Share Common stock, shares authorized Common Stock Shares Authorized Common stock, shares issued Common Stock Shares Issued Common stock, shares outstanding Common Stock Shares Outstanding Collaborations revenue. Consolidated statements of operations and comprehensive loss. Consolidated Statements Of Operations And Comprehensive Loss [Abstract] Revenues: Sales Revenue Net [Abstract] Product sales Sales Revenue Goods Net Collaborations Collaborations Revenue Total revenues Sales Revenue Net Costs and expenses: Costs And Expenses [Abstract] Cost of product sales Cost Of Goods Sold Research and development Research And Development Expense Selling, general and administrative Selling General And Administrative Expense Loss from operations Operating Income Loss Other income (expense): Other Nonoperating Income Expense [Abstract] Other income (expense), net Other Nonoperating Income Expense Total other income (expense), net Nonoperating Income Expense Loss before income taxes Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest Benefit from income taxes Income Tax Expense Benefit Net loss Net Income Loss Net loss per share - basic and diluted Earnings Per Share Basic And Diluted Shares used to compute net loss per share - basic and diluted Weighted Average Number Of Share Outstanding Basic And Diluted Statement Of Income And Comprehensive Income [Abstract] Net loss Other comprehensive loss: Other Comprehensive Income Loss Net Of Tax Attributable To Parent [Abstract] Unrealized losses on available-for-sale investments, net Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax Total comprehensive loss Comprehensive Income Net Of Tax Increase (decrease) in sales rebates and discounts. Payments for taxes related to net share settlement of equity awards. Proceeds from former parent. Contingent consideration payments. Statement Of Cash Flows [Abstract] Operating Activities Net Cash Provided By Used In Operating Activities Continuing Operations [Abstract] Adjustments to reconcile net loss to net cash used in operating activities: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Stock-based compensation Share Based Compensation Depreciation and amortization Depreciation Depletion And Amortization Income taxes Deferred Income Taxes And Tax Credits Change in fair value of contingent consideration Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 Changes in operating assets and liabilities: Increase Decrease In Operating Capital [Abstract] Accounts receivable Increase Decrease In Accounts Receivable Inventories Increase Decrease In Inventories Prepaid expenses and other current assets Increase Decrease In Prepaid Deferred Expense And Other Assets Accounts payable, accrued compensation and other liabilities Increase Decrease In Other Accounts Payable And Accrued Liabilities Sales rebates and discounts Increase Decrease In Sales Rebates And Discounts Deferred revenue Increase Decrease In Deferred Revenue Net cash used in operating activities Net Cash Provided By Used In Operating Activities Continuing Operations Investing Activities Net Cash Provided By Used In Investing Activities Continuing Operations [Abstract] Purchases of property and equipment Payments To Acquire Property Plant And Equipment Purchases of investments Payments To Acquire Investments Proceeds from the sale and maturities of investments Proceeds From Sale Maturity And Collections Of Investments Net cash used in investing activities Net Cash Provided By Used In Investing Activities Continuing Operations Financing Activities Net Cash Provided By Used In Financing Activities Continuing Operations [Abstract] Payments for taxes related to net share settlement of equity awards Payments For Taxes Related To Net Share Settlement Of Equity Awards Proceeds from former parent Proceeds From Former Parent Transfer from former parent, prior to spin-off Proceeds From Contributions From Parent Contingent consideration payments Contingent Consideration Payments Net cash provided by financing activities Net Cash Provided By Used In Financing Activities Continuing Operations Increase (decrease) in cash and cash equivalents Cash And Cash Equivalents Period Increase Decrease Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Accounting Policies [Abstract] Nature of Business and Significant Accounting Policies Organization Consolidation Basis Of Presentation Business Description And Accounting Policies [Text Block] Organization Consolidation And Presentation Of Financial Statements [Abstract] MorphoSys Collaboration Agreement Collaborative Arrangement Disclosure [Text Block] Fair Value Disclosures [Abstract] Fair Value Measurements Fair Value Disclosures [Text Block] Investments Debt And Equity Securities [Abstract] Investments Investment [Text Block] Inventory Disclosure [Abstract] Inventories Inventory Disclosure [Text Block] Debt Disclosure [Abstract] Debt Debt Disclosure [Text Block] Earnings Per Share [Abstract] Net Loss Per Share Earnings Per Share [Text Block] Equity [Abstract] Equity Shareholders Equity And Share Based Payments [Text Block] Subsequent Events [Abstract] Subsequent Events Subsequent Events [Text Block] Use of Estimates Use Of Estimates Revenue Recognition Revenue Recognition Policy [Text Block] Recent Accounting Pronouncements New Accounting Pronouncements Policy Policy [Text Block] Summary of Financial Assets Measured at Fair Value Fair Value Assets Measured On Recurring And Nonrecurring Basis Table [Text Block] Schedule of short-term investments Available For Sale Securities [Text Block] Schedule of Inventories Schedule Of Inventory Current Table [Text Block] Summary of Potentially Dilutive Shares Excluded from Calculation of Net Loss Per Share Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Text Block] Summary of Stock-based Compensation Expense Includes Amortization of Stock Options and Restricted Stock Units Granted Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Text Block] Assumptions used in Valuing the Stock Options Granted under Black-Scholes Valuation Model Schedule Of Share Based Payment Award Stock Options Valuation Assumptions Table [Text Block] Summary of Stock Option Activity Schedule Of Share Based Compensation Stock Options Activity Table [Text Block] Summary of RSU Activity Schedule Of Share Based Compensation Restricted Stock Units Award Activity Table [Text Block] Number of revenue generating products. Nature Of Business [Line Items] Nature Of Business [Table] Nature Of Business [Table] Nature Of Business [Table] Legal Entity Legal Entity [Axis] Entity Entity [Domain] Emergent BioSolutions Inc. Emergent Emergent Bio Solutions Inc [Member] Nature Of Business [Line Items] Nature Of Business [Line Items] Number of revenue-generating products Number Of Revenue Generating Products Entity incorporation month and year of incorporation. Number of independent publicly traded companies. Number of independent publicly traded companies Number Of Independent Publicly Traded Companies Month and year of incorporation Entity Incorporation Month And Year Of Incorporation Date of spinoff. Spin off transaction separation distribution agreement date Date Of Spinoff Refers to additional contingent payment that may be received by the entity, upon the achievement of specified development, regulatory and sales milestones. Refers to first contingent payment that may be received by the entity, upon the achievement of specified development and regulatory milestones. Refers to second contingent payment that may be received by the entity, upon the achievement of specified development and regulatory milestones. Refers to the maximum amount that is fixed as entity's funding requirement. Maximum percentage of tiered royalty obligation on sales. Share of joint development costs percentage. Schedule Of Collaborative Arrangements And Noncollaborative Arrangement Transactions [Table] Schedule Of Collaborative Arrangements And Noncollaborative Arrangement Transactions [Table] Aptevo. Aptevo Aptevo [Member] Range Range [Axis] Range Range [Member] Maximum Maximum [Member] Type of Arrangement and Non-arrangement Transactions Type Of Arrangement [Axis] Arrangements and Non-arrangement Transactions Arrangements And Nonarrangement Transactions [Member] MorphoSys agreement. MorphoSys Agreement Morphosys Agreement [Member] MorphoSys. MorphoSys Morphosys [Member] MorphoSys agreement January one two thousand seventeen through June thirty two thousand seventeen. Morpho Sys Agreement January 1, 2017 through June 30, 2017 Morphosys Agreement January One Two Thousand Seventeen Through June Thirty Two Thousand Seventeen [Member] MorphoSys agreement July one two thousand seventeen through December thirty one two thousand eighteen. Morpho Sys Agreement July 1, 2017 through December 31, 2018 Morphosys Agreement July One Two Thousand Seventeen Through December Thirty One Two Thousand Eighteen [Member] MorphoSys agreement two thousand nineteen and beyond. Morpho Sys Agreement Beyond January 1, 2019 Morphosys Agreement Two Thousand Nineteen And Beyond [Member] Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] Nonrefundable upfront payment received Proceeds From License Fees Received Additional contingent payment that may be receive Additional Contingent Payment First contingent payment received based upon development and regulatory milestones First Contingent Payment Based Upon Development And Regulatory Milestones Second contingent payment received based upon development and regulatory milestones Second Contingent Payment Received Based Upon Development And Regulatory Milestones Collaborative agreement, rights and obligations Collaborative Arrangement Rights And Obligations Share of joint development costs percentage Share Of Joint Development Costs Percentage Maximum funding requirement cap Maximum Funding Requirement Cap Maximum percentage of tiered royalty obligation on sales Maximum Percentage Of Tiered Royalty Obligation On Sales Collaborative arrangements number of units of accounting. Current estimated service period for the undelivered development services. Allocation of collaborative arrangements upfront payment to units of accounting. Upfront payment allocated to license fee unit. Upfront payment allocated to service development. Number of units of accounting Collaborative Arrangements Number Of Units Of Accounting Allocation of collaborative arrangements upfront payment units of accounting Allocation Of Collaborative Arrangements Upfront Payment To Units Of Accounting Upfront payment allocated to license fee unit Upfront Payment Allocated To License Fee Unit Upfront payment allocated to service development Upfront Payment Allocated To Service Development License revenue Licenses Revenue Revenue recognized Revenues Current estimated service period for undelivered development services Current Estimated Service Period For Undelivered Development Services Reduction to research and development expense Accounts receivable Accounts Receivable Net Deferred revenue Deferred Revenue Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value, Hierarchy Fair Value By Fair Value Hierarchy Level [Axis] Fair Value Hierarchy Fair Value Measurements Fair Value Hierarchy [Domain] Level 1 Fair Value Inputs Level1 [Member] Level 2 Fair Value Inputs Level2 [Member] Level 3 Fair Value Inputs Level3 [Member] Asset Class Fair Value By Asset Class [Axis] Asset Class Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation By Asset Class [Domain] Money Market Funds Money Market Funds [Member] Corporate bonds. Corporate Bonds Corporate Bonds [Member] US Government and Agency Debt Securities U S Government Agencies Debt Securities [Member] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Financial Assets: Assets Fair Value Disclosure [Abstract] Assets fair value Assets Fair Value Disclosure Schedule of fair value disclosure. Schedule of fair value disclosure. Schedule Of Fair Value Disclosure [Table] Schedule Of Fair Value Disclosure [Table] Cash and Cash Equivalents Cash And Cash Equivalents [Axis] Cash and Cash Equivalents Restricted Cash And Cash Equivalents Cash And Cash Equivalents [Member] Demand Deposit Accounts Demand Deposits [Member] Schedule Of Fair Value Disclosure [Line Items] Schedule Of Fair Value Disclosure [Line Items] Fair value assets, level 1 to level 2 transfers Fair Value Assets Level1 To Level2 Transfers Amount Fair value assets, level 2 to level 1 transfers Fair Value Assets Level2 To Level1 Transfers Amount Cash held in demand deposit accounts Cash Available For Sale Securities [Abstract] Schedule Of Available For Sale Securities [Table] Schedule Of Available For Sale Securities [Table] Cash Equivalents Cash Equivalents [Member] Investment Type Investment Type [Axis] Investments Investment Type Categorization [Member] Money Market Fund Short-term Investments Short Term Investments [Member] Major Types of Debt and Equity Securities Major Types Of Debt And Equity Securities [Axis] Major Types of Debt and Equity Securities Major Types Of Debt And Equity Securities [Domain] Schedule Of Available For Sale Securities [Line Items] Schedule Of Available For Sale Securities [Line Items] Amortized Cost Available For Sale Securities Amortized Cost Gross Unrealized Holding Gains Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax Gross Unrealized Holding (Losses) Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax Estimated Fair Value Available For Sale Securities Inventory Adjustments [Abstract] Raw materials and supplies Inventory Raw Materials And Supplies Net Of Reserves Work-in-process Inventory Work In Process Net Of Reserves Finished goods Inventory Finished Goods Net Of Reserves Total inventories Line Of Credit Facility [Table] Line Of Credit Facility [Table] Debt Instrument Debt Instrument [Axis] Debt Instrument, Name Debt Instrument Name [Domain] Credit facility first tranche. Credit Facility First Tranche Credit Facility First Tranche [Member] Credit facility second tranche. Credit Facility Second Tranche Credit Facility Second Tranche [Member] Subsequent Event Type Subsequent Event Type [Axis] Subsequent Event Type Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Line Of Credit Facility [Line Items] Line Of Credit Facility [Line Items] Maximum borrowing capacity Line Of Credit Facility Maximum Borrowing Capacity Credit facility repayment term, description Line Of Credit Facility Frequency Of Payment And Payment Terms Credit facility repayment period Line Of Credit Facility Expiration Period Maturity date of credit agreement Line Of Credit Facility Expiration Date1 Credit agreement reference rate for the variable rate Debt Instrument Description Of Variable Rate Basis Credit agreement basis spread on variable rate Debt Instrument Basis Spread On Variable Rate1 Net commercial product revenue required to be achieved on trailing twelve month basis Revenue Recognition Milestone Method Revenue Recognized Cash funding committed by Emergent in connection with spin-off Due From Other Related Parties Debt issuance costs Payments Of Debt Issuance Costs Unamortized debt issuance costs Unamortized Debt Issuance Expense Credit agreement exit fee percentage. Credit agreement final principal payment, percentage. Credit agreement minimum cash threshold required amount. Credit agreement exit fee, percentage Credit Agreement Exit Fee Percentage Credit agreement final principal payment, percentage Credit Agreement Final Principal Payment Percentage Credit agreement minimum cash threshold required amount Credit Agreement Minimum Cash Threshold Required Amount Schedule of earnings per share basic and diluted. Schedule of earnings per share basic and diluted. Schedule Of Earnings Per Share Basic And Diluted [Table] Schedule Of Earnings Per Share Basic And Diluted [Table] Restructuring Type Restructuring Cost And Reserve [Axis] Type of Restructuring Type Of Restructuring [Domain] Spin-off Spinoff [Member] Schedule Of Earnings Per Share Basic And Diluted [Line Items] Schedule Of Earnings Per Share Basic And Diluted [Line Items] Ordinary shares outstanding Ordinary shares issued in connection with spin-off Antidilutive Securities Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities [Axis] Antidilutive Securities, Name Antidilutive Securities Name [Domain] Outstanding Options to Purchase Common Stock Employee Stock Option [Member] Unvested RSUs Restricted Stock Units R S U [Member] Anti-dilutive shares excluded from calculation of diluted net loss per share Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Proceeds from payment for former parent upon spin-off, net of receivable. Working capital reimbursement for outstanding payments receivable. Noncash transfer of intangible asset. Stockholders equity net transfers of cash from former parent. Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Promissory note. Promissory Note Promissory Note [Member] Plan Name Plan Name [Axis] Plan Name Plan Name [Domain] Converted equity awards incentive plan. Converted Equity Awards Incentive Plan Converted Equity Awards Incentive Plan [Member] Equity Components Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Stock Common Stock [Member] Two thousand sixteen stock incentive plan. 2016 Stock Incentive Plan Two Thousand Sixteen Stock Incentive Plan [Member] Title of Individual Title Of Individual [Axis] Relationship to Entity Title Of Individual With Relationship To Entity [Domain] Non-employee directors. Non-employee Directors Non Employee Directors [Member] Award Type Award Type [Axis] Equity Award Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] RSUs Minimum Minimum [Member] Stock Option Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Shares issued Shares Issued One-time payment amount Proceeds From Payment For Former Parent Upon Spin Off Net Of Receivable Working capital reimbursement for outstanding payments Working Capital Reimbursement For Outstanding Payments Receivable Noncash transfer of intangible asset Noncash Transfer Of Intangible Asset Net transfers of cash from former parent Stockholders Equity Net Transfers Of Cash From Former Parent Cash received for a promissory note issued at the time of the spin-off. Proceeds From Issuance Of Long Term Debt Incremental stock-based compensation expense recorded as result of equity award conversion Share Based Compensation Arrangement By Share Based Payment Award Plan Modification Incremental Compensation Cost Stock authorized for issuance under Stock Plan Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized Stock plan vesting period Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 Stock plan termination period Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period Income Statement Location Income Statement Location [Axis] Income Statement Location Income Statement Location [Domain] Research and Development Research And Development Expense [Member] General and Administrative General And Administrative Expense [Member] Stock-based compensation expense Allocated Share Based Compensation Expense Expected dividend yield Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate Expected volatility Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Risk-free interest rate Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Expected average life of options Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 Share based compensation arrangement by share based payment award forfeiture rate. Estimated forfeiture rate Share Based Compensation Arrangement By Share Based Payment Award Forfeiture Rate Number of Shares, Outstanding, Beginning balance Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number Number of Shares, Granted Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross Number of Shares, Forfeited Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period Number of Shares, Outstanding, Ending balance Number of Shares, Exercisable Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number Weighted-Average Exercise Price, Outstanding, Beginning balance Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Weighted-Average Exercise Price, Granted Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price Weighted-Average Exercise Price, Forfeited Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price Weighted-Average Exercise Price, Outstanding, Ending balance Weighted-Average Exercise Price, Exercisable Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price Weighted-Average Remaining Term, Outstanding Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 Weighted-Average Remaining Term, Exercisable Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 Share based compensation arrangement by share based payment award options forfeitures in period intrinsic value. Share based compensation arrangement by share based payment award options granted intrinsic value. Aggregate Intrinsic Value, Outstanding, Beginning balance Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value Aggregate Intrinsic Value, Granted Share Based Compensation Arrangement By Share Based Payment Award Options Granted Intrinsic Value Aggregate Intrinsic Value, Forfeited Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period Intrinsic Value Aggregate Intrinsic Value, Outstanding, Ending balance Aggregate Intrinsic Value, Exercisable Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 Sharebased compensation arrangement by sharebased payment award options expected to vest weighted average period. Unrecognized compensation expense Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options Options expected to vest, weighted average period Sharebased Compensation Arrangement By Sharebased Payment Award Options Expected To Vest Weighted Average Period Share based compensation arrangement by share based payment award equity instrument other than options expected to vest number. Number of Units, Outstanding, Beginning balance Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Number of Units, Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Number of Units, Vested Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Number of Units, Forfeited Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Number of Units, Outstanding, Ending balance Number of Units, Expected to Vest Share Based Compensation Arrangement By Share Based Payment Award Equity Instrument Other Than Options Expected To Vest Number Share based compensation arrangement by share based payment award equity instruments other than options, expected to vest, weighted average grant date fair value. Weighted Average Fair Value per Unit, Outstanding Beginning Balance Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value Weighted Average Fair Value per Unit, Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value Weighted Average Fair Value per Unit, Vested Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value Weighted Average Fair Value per Unit, Forfeited Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value Weighted Average Fair Value per Unit, Outstanding Ending Balance Weighted Average Fair Value per Unit, Expected to Vest Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Expected To Vest Weighted Average Grant Date Fair Value Share based compensation arrangement by share based payment award equity instruments other than options aggregate fair value granted. Share based compensation arrangement by share based payment award equity instruments other than options aggregate fair value vested. Share based compensation arrangement by share based payment award equity instruments other than options aggregate fair value forfeited. Share based compensation arrangement by share based payment award equity instruments other than options aggregate fair value. Share based compensation arrangement by share based payment award equity instruments other than options aggregate fair value expect to vest. Aggregate Fair Value, Outstanding, Beginning balance Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Aggregate Fair Value Aggregate Fair Value, Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Aggregate Fair Value Granted Aggregate Fair Value, Vested Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Aggregate Fair Value Vested Aggregate Fair Value, Forfeited Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Aggregate Fair Value Forfeited Aggregate Fair Value, Outstanding, Ending balance Aggregate Fair Value, Expected to Vest Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Aggregate Fair Value Expect To Vest Unrecognized compensation expense Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Share Based Awards Other Than Options Expected vesting period Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 Weighted average remaining contractual life Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Weighted Average Remaining Contractual Terms Dispute settlement amount. Dispute settlement date. Subsequent Event [Table] Subsequent Event [Table] Related Party Related Party Transactions By Related Party [Axis] Related Party Related Party [Domain] CMC ICOS Biologics, Inc CMC C M C I C O S Biologics Inc [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Dispute settlement date Dispute Settlement Date Dispute settlement amount Dispute Settlement Amount