Derivatives and Hedging - Amounts Recognized in the Condensed Consolidated Statements of Operations for Derivative Contracts (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Jun. 30, 2020	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Derivative Instruments, Gain (Loss) [Line Items]
Total expense (income), net		$ 7,344	$ 2,863	$ 40,173	$ (951)
Repayments of long-term debt				2,053,342	74,612
Term loans | 2016 Agreement | Bank Term Loan - A Facility
Derivative Instruments, Gain (Loss) [Line Items]
Repayments of long-term debt	$ 787,900
Interest (income) expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Total expense (income), net		7,165	(1,504)	17,679	(6,015)
Interest (income) expense, net | Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Total expense (income), net		(7,200)		(17,700)
Other expense (income), net
Derivative Instruments, Gain (Loss) [Line Items]
Total expense (income), net		$ 179	$ 4,367	22,494	$ 5,064
Other Expense | Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Total expense (income), net				(10,300)
Loss on release of interest rate swap recognized in earnings				$ 10,300