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Investment Securities - Summary of Unrealized Losses (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
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Schedule of Available-for-sale Securities [Line Items] |  |
Less than 12 months, Fair Value | $ 20,753 | $ 41,426
Less than 12 months, Unrealized losses | (49) | (95)
12 months or more, Fair Value | 396,888 | 424,393
12 months or more, Unrealized Loss | (79,874) | (90,790)
Total, Fair Value | 417,641 | 465,819
Total, Unrealized losses | (79,923) | (90,885)
U.S. Treasury securities |  |
Schedule of Available-for-sale Securities [Line Items] |  |
12 months or more, Fair Value |  | 24,874
12 months or more, Unrealized Loss |  | (84)
Total, Fair Value |  | 24,874
Total, Unrealized losses |  | (84)
Residential mortgage pass-through securities issued or guaranteed by U.S. government agencies or sponsored enterprises |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Less than 12 months, Fair Value | 10,802 |
Less than 12 months, Unrealized losses | (43) |
12 months or more, Fair Value | 133,239 | 132,935
12 months or more, Unrealized Loss | (25,032) | (29,793)
Total, Fair Value | 144,041 | 132,935
Total, Unrealized losses | (25,075) | (29,793)
Other residential MBS issued or guaranteed by U.S. government agencies or sponsored enterprises |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Less than 12 months, Fair Value | 9,951 | 41,426
Less than 12 months, Unrealized losses | (6) | (95)
12 months or more, Fair Value | 261,676 | 264,621
12 months or more, Unrealized Loss | (54,815) | (60,875)
Total, Fair Value | 271,627 | 306,047
Total, Unrealized losses | (54,821) | (60,970)
Corporate debt |  |
Schedule of Available-for-sale Securities [Line Items] |  |
12 months or more, Fair Value | 1,973 | 1,963
12 months or more, Unrealized Loss | (27) | (38)
Total, Fair Value | 1,973 | 1,963
Total, Unrealized losses | $ (27) | $ (38)

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- Definition Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-7 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479106/326-30-50-5 + Details
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