Quarterly report pursuant to Section 13 or 15(d)

Derivative Instruments and Hedging Activities (Schedule of Derivative Instruments in Statement of Financial Position, Fair Value) (Details)

v3.20.2
Derivative Instruments and Hedging Activities (Schedule of Derivative Instruments in Statement of Financial Position, Fair Value) (Details) - Not Designated as Hedging Instrument - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Fair value of derivatives - current    
Offsetting Assets and Liabilities [Line Items]    
Presented without Effects of Netting $ 34,362 $ 43,567
Effects of Netting (24,541) (17,511)
As Presented with Effects of Netting 9,821 26,056
Fair value of derivatives - current | Contingent Consideration Arrangements    
Offsetting Assets and Liabilities [Line Items]    
Presented without Effects of Netting 0 16,718
Effects of Netting 0 0
As Presented with Effects of Netting 0 16,718
Fair value of derivatives - current | Contingent consideration arrangement    
Offsetting Assets and Liabilities [Line Items]    
Presented without Effects of Netting 34,362 26,849
Effects of Netting (24,541) (17,511)
As Presented with Effects of Netting 9,821 9,338
Other assets, net    
Offsetting Assets and Liabilities [Line Items]    
Presented without Effects of Netting 6,778 9,216
Effects of Netting (5,457) 0
As Presented with Effects of Netting 1,321 9,216
Other assets, net | Contingent Consideration Arrangements    
Offsetting Assets and Liabilities [Line Items]    
Presented without Effects of Netting 1,089 9,216
Effects of Netting 0 0
As Presented with Effects of Netting 1,089 9,216
Other assets, net | Contingent consideration arrangement    
Offsetting Assets and Liabilities [Line Items]    
Presented without Effects of Netting 5,689 0
Effects of Netting (5,457) 0
As Presented with Effects of Netting 232 0
Fair value of derivatives - current    
Offsetting Assets and Liabilities [Line Items]    
Presented without Effects of Netting (59,491) (88,708)
Effects of Netting 24,541 17,511
As Presented with Effects of Netting (34,950) (71,197)
Fair value of derivatives - current | Contingent Consideration Arrangements    
Offsetting Assets and Liabilities [Line Items]    
Presented without Effects of Netting (3) (50,000)
Effects of Netting 0 0
As Presented with Effects of Netting (3) (50,000)
Fair value of derivatives - current | Contingent consideration arrangement    
Offsetting Assets and Liabilities [Line Items]    
Presented without Effects of Netting (59,488) (38,708)
Effects of Netting 24,541 17,511
As Presented with Effects of Netting (34,947) (21,197)
Fair value of derivatives - non current    
Offsetting Assets and Liabilities [Line Items]    
Presented without Effects of Netting (41,162) (32,695)
Effects of Netting 5,457 0
As Presented with Effects of Netting (35,705) (32,695)
Fair value of derivatives - non current | Warrant liability    
Offsetting Assets and Liabilities [Line Items]    
Presented without Effects of Netting (23,909)  
Effects of Netting 0  
As Presented with Effects of Netting (23,909)  
Fair value of derivatives - non current | Contingent Consideration Arrangements    
Offsetting Assets and Liabilities [Line Items]    
Presented without Effects of Netting (4,058) (19,760)
Effects of Netting 0 0
As Presented with Effects of Netting (4,058) (19,760)
Fair value of derivatives - non current | Contingent consideration arrangement    
Offsetting Assets and Liabilities [Line Items]    
Presented without Effects of Netting (13,195) (12,935)
Effects of Netting 5,457 0
As Presented with Effects of Netting $ (7,738) $ (12,935)