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Derivative Financial Instruments - Impact of Derivatives on Consolidated Statements of Income (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Cash Flow Hedges |  |  |
Interest expense | $ 382,078 | $ 541,667 | $ 707,717
Trading |  |  |
Total | 41,801 | 66,164 | 12,789
Designated as Hedging Instrument |  |  |
Fair Value Hedges |  |  |
Interest recognized on derivatives | 85,850 | 71,668 | (8,806)
Hedged items recorded in interest expense | 103,450 | (91,087) | (77,350)
Derivatives recorded in interest expense | (103,431) | 91,419 | 77,177
Trading |  |  |
Total | 85,869 | 72,000 | (8,979)
Designated as Hedging Instrument | Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent | Reclassification out of Accumulated Other Comprehensive Income |  |  |
Cash Flow Hedges |  |  |
Interest expense | (20,852) | (16,000) | 2,299
Trading |  |  |
Trading |  |  |
Change in fair value of future interest payments recorded in earnings | (23,216) | 10,164 | 19,469
Total | $ (23,216) | $ 10,164 | $ 19,469

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