Fair value of the assets less the liabilities of a derivative or group of derivatives.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Nominal or face amount used to calculate payment on derivative.

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Carrying value as of the balance sheet date of uncollateralized debt obligation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

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Derivatives and Hedging - Schedule of Location and Fair Value Amounts of Derivative Instruments (Details) € in Thousands, $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2020 EUR (€)	Dec. 31, 2019 EUR (€)	Mar. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Balance			$ 1,905,444
Cash flow hedges \| Designated as hedging relationship \| Other current liabilities \| Interest rate swaps
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional			800,000	$ 800,000
Balance			47,275	24,792
Net investment hedges \| Designated as hedging relationship \| Prepaid expenses and other current assets \| Forward contracts
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional			1,513,760	925,810
Balance			93,335	39,965
Net investment hedges \| Designated as hedging relationship \| Long-term debt \| Foreign currency debt
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional \| €	€ 700,000	€ 700,000
Balance			$ 773,220	$ 784,000