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Investment Securities - Amortized Cost and Estimated Fair Values of Investment Securities (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2026 | Mar. 31, 2025 | Dec. 31, 2025
Available for sale securities: |  |  |
Amortized Cost | $ 271,276 |  | $ 226,677
Gross Unrealized Gains | 635 |  | 779
Gross Unrealized Losses | 7,885 |  | 7,098
Available for sale securities | 264,026 |  | 220,358
Available for sale securities sold | 0 | $ 0 |
U.S. Treasury and government agency securities |  |  |
Available for sale securities: |  |  |
Amortized Cost | 22,092 |  | 22,303
Gross Unrealized Gains | 0 |  | 2
Gross Unrealized Losses | 1,728 |  | 1,689
Available for sale securities | 20,364 |  | 20,616
Mortgage-backed securities |  |  |
Available for sale securities: |  |  |
Amortized Cost | 236,638 |  | 200,105
Gross Unrealized Gains | 195 |  | 331
Gross Unrealized Losses | 6,157 |  | 5,409
Available for sale securities | 230,676 |  | 195,027
Other debt securities |  |  |
Available for sale securities: |  |  |
Amortized Cost | 12,546 |  | 4,269
Gross Unrealized Gains | 440 |  | 446
Gross Unrealized Losses | 0 |  | 0
Available for sale securities | $ 12,986 |  | $ 4,715

X
- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 + Details
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- Definition Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 + Details
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- Definition Amortized cost excluding accrued interest, after allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479130/326-30-45-1 + Details
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