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Discontinued Operations - Summary Of Disposal Group Discontinued Operations Statement Of Operations And Comprehensive Income (Loss) (Details) - Bio Ventus LLC - BMP Research And Development Programme - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Research and development expense $ 1,773 $ 7,127
Loss on disposal 52 9,638
Income tax benefit (10) (115)
Loss from discontinued operations, net of tax $ 1,815 $ 16,650