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Basis of Presentation and Summary of Significant Accounting Policies - Commercial License Rights (Details) - Commercial license rights - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
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Commercial License and Other Economic Rights |  |
Gross | $ 28,298 | $ 28,298
Adjustments | (21,696) | (18,116)
Net | 6,602 | 10,182
Accumulated amortization on finite-lived intangible assets | 11,100 | 11,600
Credit loss adjustments of finite-lived intangible assets | 9,700 | 6,500
Finite lived intangible asset accumulated impairment | 900 |
Elutia and CorMatrix |  |
Commercial License and Other Economic Rights |  |
Gross | 17,696 | 17,696
Adjustments | (11,881) | (9,538)
Net | 5,815 | 8,158
Selexis and Dianomi |  |
Commercial License and Other Economic Rights |  |
Gross | 10,602 | 10,602
Adjustments | (9,815) | (8,578)
Net | $ 787 | $ 2,024

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