Revision of Prior Period Financial Statements - Schedule of Revised Consolidated Statements of Cash Flows (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities:
Net income	$ 41,418	$ 35,305	$ 134,726	$ 102,236
Adjustments to reconcile net income to net cash provided by operating activities:
Net change in fair value of trading securities, hedged assets, and financial derivatives			665,775	215,769
Deferred income taxes			14,820	(458)
Net change in:
Interest receivable			(1,931)	39,030
Other assets			(144,031)	5,594
Accrued interest payable			31,818	(12,414)
Other liabilities			(2,654)	(3,469)
Net cash provided by operating activities			$ 706,258	433,219
As previously Reported
Cash flows from operating activities:
Net income		31,063		95,576
Adjustments to reconcile net income to net cash provided by operating activities:
Net change in fair value of trading securities, hedged assets, and financial derivatives				226,895
Deferred income taxes				(1,302)
Net change in:
Interest receivable				40,509
Other assets				2,431
Accrued interest payable				(9,475)
Other liabilities				(8,346)
Net cash provided by operating activities				433,219
Adjustments
Cash flows from operating activities:
Net income		$ 4,242		6,660
Adjustments to reconcile net income to net cash provided by operating activities:
Net change in fair value of trading securities, hedged assets, and financial derivatives				(11,126)
Deferred income taxes				844
Net change in:
Interest receivable				(1,479)
Other assets				3,163
Accrued interest payable				(2,939)
Other liabilities				4,877
Net cash provided by operating activities				$ 0