Low Income Housing Tax Credits and Other Tax Credit Investments - Additional Information (Details) - USD ($)	6 Months Ended
	Jun. 30, 2025	Dec. 31, 2024
Investments In Affordable Housing Projects [Line Items]
Tax credit investment	$ 210,400,000	$ 222,700,000
Renewable Energy Program
Investments In Affordable Housing Projects [Line Items]
Equity investments	1,600,000	1,900,000
Outstanding investment commitments	$ 0	$ 0
Low income housing tax credit and other tax credit investments
Investments In Affordable Housing Projects [Line Items]
Tax credit period of benefits	15 years
Operating loss tax benefits period	15 years