Derivative Instruments - Effect of Derivative Instruments on the Consolidated Statements of Operations (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of Gain (Loss) Recognized in OCI on Derivative	$ (1,586)	$ (4,171)	$ 57,283	$ (398,426)
Interest expense	79,370	87,713	243,540	258,541
Interest rate caps
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of Loss Recognized in Net Income on Derivative	1	146	106	198
AOCI into Net Loss \| Reclassified from AOCI
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Interest expense	(37,074)	(37,557)	(112,973)	(74,166)
Cash Flow Hedging \| Interest rate swaps
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of Gain (Loss) Recognized in OCI on Derivative	$ (1,586)	$ (4,171)	$ 57,283	$ (398,426)

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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Amount of gain (loss) included in earnings for the period from the increase (decrease) in fair value of interest rate derivatives not designated as hedging instruments.

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Amount of the cost of borrowed funds accounted for as interest expense.

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