Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Earn-out Obligation Measured on Recurring Basis (Details)

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Fair Value Measurements - Earn-out Obligation Measured on Recurring Basis (Details) - Fair Value, Measurements, Recurring
$ in Thousands
 3 Months Ended
Mar. 31, 2020
USD ($)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]  
Beginning balance $ 36,700
Earn-out payments (31,700)
Fair value adjustment included in net income 300
Reclassification from long-term to current 0
Ending balance 5,300
Current Portion  
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]  
Beginning balance 31,700
Earn-out payments (31,700)
Reclassification from long-term to current 5,000
Ending balance 5,300
Long-term Portion  
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]  
Beginning balance 5,000
Earn-out payments 0
Fair value adjustment included in net income 0
Reclassification from long-term to current (5,000)
Ending balance 0
Level 3 | Current Portion  
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]  
Fair value adjustment included in net income $ 300