Derivative Financial Instruments - Pre-tax Impact of Terminated Cash Flow Hedges on AOCI (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
AOCI Attributable to Parent, Before Tax [Roll Forward]
Beginning Balance	$ 2,526,772	$ 2,718,396	$ 2,471,790	$ 3,406,352
Unrealized gains on terminated hedges arising during the period	0	0	0	0
Reclassification adjustments for amortization of unrealized gains into net income	0	(1,263)	(46)	(9,652)
Ending balance	2,446,553	2,416,163	2,446,553	2,416,163
Accumulated Gain (Loss), Net, Terminated Cash Flow Hedge, Parent
AOCI Attributable to Parent, Before Tax [Roll Forward]
Beginning Balance	0	1,850	46	10,239
Ending balance	$ 0	$ 587	$ 0	$ 587