XML 141 R104.htm IDEA: XBRL DOCUMENT v3.21.2
Restructuring costs - Additional Information (Details) - Bio Ventus LLC [Member] - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Restructuring Cost and Reserve [Line Items]      
Restructuring costs $ 563 $ 575 $ 1,373
2020 Plan      
Restructuring Cost and Reserve [Line Items]      
Restructuring costs     $ 563
2018 Plan      
Restructuring Cost and Reserve [Line Items]      
Restructuring costs $ 1,948