Derivatives - Schedule of Derivative Instruments (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Derivative [Line Items]
Derivative assets	$ 385,348	$ 67,356
Derivative liabilities	$ 215,330	$ 36,741
Derivative blended weighted average pullthrough rate (in percent)	78.00%	86.00%
Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative assets	$ 385,348	$ 67,356
Derivative liabilities	215,330	36,741
Not Designated as Hedging Instrument | IRLCs
Derivative [Line Items]
Derivative assets	6,617	24,899
Derivative liabilities	208,145	11,138
Notional Amount	9,925,035	13,450,967
Not Designated as Hedging Instrument | FLSCs
Derivative [Line Items]
Derivative assets	378,731	42,457
Derivative liabilities	7,185	25,603
Notional Amount	$ 14,579,252	$ 28,887,178