Fair Value Measurements - FV on a Recurring Basis (Details) - Fair Value, Measurements, Recurring - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Madryn put option liability $ 5,001 $ 3,072
Acquisition-related contingent consideration 482 922
Liabilities 5,483 3,994
Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Madryn put option liability 0 0
Acquisition-related contingent consideration 0 0
Liabilities 0 0
Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Madryn put option liability 0 0
Acquisition-related contingent consideration 0 0
Liabilities 0 0
Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Madryn put option liability 5,001 3,072
Acquisition-related contingent consideration 482 922
Liabilities $ 5,483 $ 3,994