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Loans and Allowance for Credit Losses - Schedule of Amortized Cost Basis of Collateral-Dependent Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Loans and Leases Receivable Disclosure [Line Items]
Total	$ 7,148,451	$ 7,820,498
Business/Other Assets
Loans and Leases Receivable Disclosure [Line Items]
Total	16,017	2,094
Business/Other Assets | Commercial
Loans and Leases Receivable Disclosure [Line Items]
Total	15,137	1,214
Business/Other Assets | Income producing - commercial real estate
Loans and Leases Receivable Disclosure [Line Items]
Total	880	880
Business/Other Assets | Owner occupied - commercial real estate
Loans and Leases Receivable Disclosure [Line Items]
Total	0	0
Business/Other Assets | Real estate mortgage - residential:
Loans and Leases Receivable Disclosure [Line Items]
Total	0	0
Business/Other Assets | Construction - commercial and residential:
Loans and Leases Receivable Disclosure [Line Items]
Total	0	0
Business/Other Assets | Home equity
Loans and Leases Receivable Disclosure [Line Items]
Total	0	0
Real Estate
Loans and Leases Receivable Disclosure [Line Items]
Total	103,051	206,748
Real Estate | Commercial
Loans and Leases Receivable Disclosure [Line Items]
Total	2,823	1,125
Real Estate | Income producing - commercial real estate
Loans and Leases Receivable Disclosure [Line Items]
Total	56,466	167,574
Real Estate | Owner occupied - commercial real estate
Loans and Leases Receivable Disclosure [Line Items]
Total	14,647	37,746
Real Estate | Real estate mortgage - residential:
Loans and Leases Receivable Disclosure [Line Items]
Total	6,141	0
Real Estate | Construction - commercial and residential:
Loans and Leases Receivable Disclosure [Line Items]
Total	22,475	0
Real Estate | Home equity
Loans and Leases Receivable Disclosure [Line Items]
Total	$ 499	$ 303

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No definition available.

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Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-04(5)(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479170/946-210-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-5

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(3))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

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