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Basis of Presentation and Summary of Significant Accounting Policies - Commercial License Rights (Details) - Licensing Agreements - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Finite-Lived Intangible Assets [Line Items] |  |
Gross | $ 28,298 | $ 28,298
Adjustments | (18,188) | (17,319)
Net | 10,110 | 10,979
Accumulated amortization on finite-lived intangible assets | 11,700 | 11,300
Credit loss adjustments on finite-lived intangible assets | 6,500 | 6,000
Aziyo and CorMatrix |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross | 17,696 | 17,696
Adjustments | (9,461) | (9,588)
Net | 8,235 | 8,108
Selexis and Dianomi |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross | 10,602 | 10,602
Adjustments | (8,727) | (7,731)
Net | $ 1,875 | $ 2,871

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