Investments in Qualified Affordable Housing Partnerships, Tax Credit and Other Investments, Net and Variable Interest Entities -Narrative (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Investments in Tax Credit and Other Investments, Net [Line Items]
Minimum compliance period for qualified affordable housing partnerships to fully utilize the tax credits (in years)			15 years
Adjustments to equity securities without readily determinable fair values	$ 0	$ 0	$ 0	$ 0
Tax credit investments
Investments in Tax Credit and Other Investments, Net [Line Items]
Equity securities	23,800,000		23,800,000		$ 26,600,000
Investments in Tax Credit and Other Investments and Other Assets
Investments in Tax Credit and Other Investments, Net [Line Items]
Equity securities without readily determinable fair values	$ 34,600,000		$ 34,600,000		$ 33,100,000