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Balance Sheet Components - Schedule of Other Current Assets (Details) - USD ($)
$ in Thousands
Sep. 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 15,078 19,652
Income taxes receivable 6,951 11,047
Other 4,548 5,009
Total $ 26,577 $ 40,142