Quarterly report pursuant to Section 13 or 15(d)

Derivative Contracts - Balance Sheet Component (Details)

v3.19.1
Derivative Contracts - Balance Sheet Component (Details) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Derivatives, Fair Value [Line Items]    
Derivative asset $ 880 $ 855
Not Designated as Hedging Instrument | Common Stock options/warrants | Investments, net    
Derivatives, Fair Value [Line Items]    
Derivative asset 880 855
Not Designated as Hedging Instrument | Forward contracts | Unrealized gains on forward contracts are recorded in Other current assets and prepaid expenses. Unrealized (losses) on forward contracts are recorded in Accrued expenses.    
Derivatives, Fair Value [Line Items]    
Derivative asset $ 131 $ 21