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Interest Rate Contracts - Impact of Interest Rate Swap on Consolidated Statements of Operation (Details) - Interest Rate Swap - Cash Flow Hedging - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2021 | Mar. 31, 2020
Derivative Instruments, Gain (Loss) [Line Items] |  |
Amount of (loss) gain recognized in AOCI on derivatives | $ (16,447) | $ (30,869)
Amount of (gain) loss reclassified from AOCI into earnings under “Interest expense” | 16,416 | 42
Total interest expense presented in the consolidated statement of operations in which the effects of cash flow hedges are recorded | $ 20,685 | $ 19,961

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