v3.20.1
Fair Value Measurements - Assets And Liabilities Measured At Fair Value (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Assets:    
Equity securities $ 8,990 $ 18,870
Common stock options/warrants 58 120
Total assets 9,529 19,123
Liabilities:    
Contingent consideration 8,823 9,683
Total liabilities 8,823 9,683
Quoted prices in active markets for identical assets (Level 1)    
Assets:    
Equity securities 8,990 18,870
Common stock options/warrants 0 0
Total assets 8,990 18,870
Liabilities:    
Contingent consideration 0 0
Total liabilities 0 0
Significant other observable inputs (Level 2)    
Assets:    
Equity securities 0 0
Common stock options/warrants 58 120
Total assets 539 253
Liabilities:    
Contingent consideration 0 0
Total liabilities 0 0
Significant unobservable inputs (Level 3)    
Assets:    
Equity securities 0 0
Common stock options/warrants 0 0
Total assets 0 0
Liabilities:    
Contingent consideration 8,823 9,683
Total liabilities 8,823 9,683
Forward Contracts    
Assets:    
Forward contracts 481 133
Forward Contracts | Quoted prices in active markets for identical assets (Level 1)    
Assets:    
Forward contracts 0 0
Forward Contracts | Significant other observable inputs (Level 2)    
Assets:    
Forward contracts 481 133
Forward Contracts | Significant unobservable inputs (Level 3)    
Assets:    
Forward contracts $ 0 $ 0

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