Balance Sheet Components Other Current Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Balance Sheet Related Disclosures [Abstract]
Collateral posted for derivative instruments after netting with outstanding derivative liabilities	$ 2,470	$ 4,434
Prepayments	22,569	19,652
Income taxes receivable	0	11,047
Other	5,289	5,009
Other Assets, Current	$ 30,328	$ 40,142

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Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative liabilities.

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Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.

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