v3.19.3
Fair Value Measurements - Assets And Liabilities Measured At Fair Value (Details) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Assets:    
Equity securities $ 9,129 $ 26,313
Common stock options/warrants 120 855
Total assets 9,395 27,189
Liabilities:    
Total liabilities 24,459 24,537
Quoted prices in active markets for identical assets (Level 1)    
Assets:    
Equity securities 9,129 26,313
Common stock options/warrants 0 0
Total assets 9,129 26,313
Liabilities:    
Total liabilities 0 0
Significant other observable inputs (Level 2)    
Assets:    
Equity securities 0 0
Common stock options/warrants 120 855
Total assets 266 876
Liabilities:    
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:    
Total liabilities 24,459 24,537
Forward Contracts    
Assets:    
Forward contracts 146 21
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 146 21
Forward Contracts | Significant unobservable inputs (Level 3)    
Assets:    
Forward contracts 0 0
Contingent consideration    
Liabilities:    
Contingent consideration 24,459 24,537
Contingent consideration | Quoted prices in active markets for identical assets (Level 1)    
Liabilities:    
Contingent consideration 0 0
Contingent consideration | Significant other observable inputs (Level 2)    
Liabilities:    
Contingent consideration 0 0
Contingent consideration | Significant unobservable inputs (Level 3)    
Liabilities:    
Contingent consideration $ 24,459 $ 24,537

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