Affordable Housing Partnership, Tax Credit and Community Reinvestment Act Investments, Net - Schedule of Additional Information related to the Affordable Housing, Tax Credit and CRA Investments, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Equity method of accounting and other:
Tax credit and CRA investments	$ 119,098	$ 64,720	$ 124,433
Total tax credits and benefits	318,218	245,315	185,372
Equity method of accounting and other:
Tax credit and CRA Investments	74,795	54,242	120,299
Total amortization	$ 223,756	190,468	163,340
Investment Program Proportional Amortization Method Elected Income Tax Credit And Other Income Tax Benefit Before Amortization Statement Of Cash Flows Extensible Enumeration Not Disclosed Flag	Tax credit and CRA investments
Investment Program Proportional Amortization Method Applied Income Tax Credit And Other Tax Benefit Amortization Statement Of Cash Flows Extensible Enumeration Not Disclosed Flag	Tax credit and CRA investments (4)
Historic Tax Credit Investment
Equity method of accounting and other:
Pre-tax impairment (charge) recovery		(1,000)	1,000
Affordable housing partnership investments
PAM:
PAM - Affordable housing partnership investments	$ 87,214	70,335	60,939
Amortization:
PAM - Affordable housing partnership investments	$ 60,078	$ 46,113	$ 43,041
Equity method of accounting and other:
Investment Program, Proportional Amortization Method, Elected, Income Tax Credit and Other Income Tax Benefit, before Amortization, Statement of Income or Comprehensive Income [Extensible Enumeration]	Income tax expense	Income tax expense	Income tax expense
Investment Program, Proportional Amortization Method, Applied, Amortization Expense, Statement of Income or Comprehensive Income [Extensible Enumeration]	Income tax expense	Income tax expense	Income tax expense
Tax credit and CRA investments
PAM:
PAM - Affordable housing partnership investments	$ 111,906	$ 110,260	$ 0
Amortization:
PAM - Affordable housing partnership investments	$ 88,883	$ 90,113	$ 0