Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Assets And Liabilities Measured At Fair Value (Details)

v3.7.0.1
Fair Value Measurements - Assets And Liabilities Measured At Fair Value (Details) - Fair Value, Measurements, Recurring - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Assets:    
Total assets $ 11,127 $ 13,898
Liabilities:    
Total liabilities 59,243 61,812
Quoted prices in active markets for identical assets (Level 1)    
Assets:    
Total assets 8,008 9,842
Significant other observable inputs (Level 2)    
Assets:    
Total assets 3,119 4,056
Liabilities:    
Total liabilities 0  
Significant unobservable inputs (Level 3)    
Assets:    
Total assets   0
Liabilities:    
Total liabilities 59,243 61,812
Embedded conversion option    
Liabilities:    
Total liabilities 11,791 16,736
Embedded conversion option | Significant unobservable inputs (Level 3)    
Liabilities:    
Total liabilities 11,791 16,736
Contingent consideration    
Liabilities:    
Total liabilities 47,452 45,076
Contingent consideration | Significant unobservable inputs (Level 3)    
Liabilities:    
Total liabilities 47,452 45,076
Money market funds    
Assets:    
Total assets 4,016 5,314
Money market funds | Quoted prices in active markets for identical assets (Level 1)    
Assets:    
Total assets 4,016 5,314
Common stock investments, available for sale    
Assets:    
Total assets 3,992 4,528
Common stock investments, available for sale | Quoted prices in active markets for identical assets (Level 1)    
Assets:    
Total assets 3,992 4,528
Common stock options/warrants    
Assets:    
Total assets 3,072 4,017
Common stock options/warrants | Significant other observable inputs (Level 2)    
Assets:    
Total assets 3,072 4,017
Forward contracts    
Assets:    
Total assets 47 39
Forward contracts | Significant other observable inputs (Level 2)    
Assets:    
Total assets $ 47 $ 39