Investments in Qualified Affordable Housing Partnerships, Tax Credit and Other Investments, Net and Variable Interest Entities - Summary of Additional Information Related to the Investments (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($) loan
Investments in qualified housing partnerships, net
Tax credits and other tax benefits recognized	$ 13,180	$ 11,361	$ 38,764	$ 34,083
Amortization expense included in income tax expense	10,431	9,147	30,498	25,595
Investments in tax credit and other investments, net
Amortization of tax credit and other investments	19,874	38,008	48,753	90,657
Unrealized losses on equity securities with readily determinable values	(1,014)	(88)	(2,958)	(515)
Impairment (losses) recoveries	$ 0	$ 0	$ 0	$ 1,250
Investment in Tax Credit and Other Investments
Investments in tax credit and other investments, net
Number of historic tax credits | loan				1
Number of energy tax credits | loan				2