Deposits - Summary of Time Deposit Maturities (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Time Deposits, Fiscal Year Maturity [Abstract]
Remaining three months ending December 31, 2026	$ 652,145
Year ending December 31, 2027	1,266,746
Year ending December 31, 2028	49,183
Year ending December 31, 2029	50,856
Year ending December 31, 2030	3,054
Thereafter	1,766
Total CDs	2,023,750
Brokered
Time Deposits, Fiscal Year Maturity [Abstract]
Remaining three months ending December 31, 2026	35,168
Year ending December 31, 2027	87,128
Year ending December 31, 2028	23,956
Year ending December 31, 2029	45,833
Year ending December 31, 2030	0
Thereafter	0
Total CDs	192,085
Retail
Time Deposits, Fiscal Year Maturity [Abstract]
Remaining three months ending December 31, 2026	616,977
Year ending December 31, 2027	1,179,618
Year ending December 31, 2028	25,227
Year ending December 31, 2029	5,023
Year ending December 31, 2030	3,054
Thereafter	1,766
Total CDs	$ 1,831,665	$ 1,983,791

Time Deposit Maturities, After Year Four

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Amount of time deposit maturing in remainder of current fiscal year. Time deposit includes, but is not limited to, certificate of deposit.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 405
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478353/942-405-50-1

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- Definition

Amount of time deposit maturing in fourth fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of time deposit maturing in next fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of time deposit maturing in third fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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Amount of time deposit maturing in second fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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- Definition

Amount of time deposit liabilities, including certificates of deposit.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477657/942-210-S45-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478478/942-210-S50-1

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 405
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478353/942-405-50-1

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(12))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

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