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Balance Sheet Components - Schedule of Other Current Assets (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Balance Sheet Related Disclosures [Abstract]    
Collateral posted for derivative instruments after netting with outstanding derivative liabilities $ 0 $ 4,434
Prepayments 21,813 19,652
Income taxes receivable 1,941 11,047
Other 18,608 5,009
Total $ 42,362 $ 40,142