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Securities - Unrealized Loss Positions (Details) | 3 Months Ended |
--- | --- | ---
Sep. 30, 2022 USD ($) security | Dec. 31, 2021 USD ($) security
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 488 | 241
Greater than 12 months in an unrealized loss position | security | 46 | 11
Total | 534 | 252
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 110,847,000 | $ 4,230,000
Greater than 12 months in an unrealized loss position | 20,153,000 | 885,000
Total | 131,000,000 | 5,115,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 1,421,936,000 | 734,235,000
Greater than 12 months in an unrealized loss position | 170,586,000 | 24,626,000
Total | 1,592,522,000 | $ 758,861,000
Credit losses were determined | 0 |
Provision for credit losses on securities | $ 0 |
U.S. Treasury |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 5 | 1
Total | 5 | 1
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 12,813,000 | $ 37,000
Total | 12,813,000 | 37,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 211,097,000 | 49,719,000
Total | $ 211,097,000 | $ 49,719,000
U.S. government agencies |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 2 | 5
Greater than 12 months in an unrealized loss position | security | 7 | 4
Total | 9 | 9
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 1,987,000 | $ 592,000
Greater than 12 months in an unrealized loss position | 3,414,000 | 107,000
Total | 5,401,000 | 699,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 27,188,000 | 56,879,000
Greater than 12 months in an unrealized loss position | 28,775,000 | 5,008,000
Total | $ 55,963,000 | $ 61,887,000
Mortgage Backed Securities, Issued by US Government Agencies |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 126 | 63
Greater than 12 months in an unrealized loss position | security | 6 | 1
Total | 132 | 64
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 16,766,000 | $ 505,000
Greater than 12 months in an unrealized loss position | 1,465,000 | 65,000
Total | 18,231,000 | 570,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 122,905,000 | 78,711,000
Greater than 12 months in an unrealized loss position | 4,721,000 | 1,663,000
Total | $ 127,626,000 | $ 80,374,000
States and political subdivisions |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 79 | 7
Greater than 12 months in an unrealized loss position | security | 3 | 1
Total | 82 | 8
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 18,155,000 | $ 55,000
Greater than 12 months in an unrealized loss position | 1,102,000 | 617,000
Total | 19,257,000 | 672,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 219,497,000 | 8,430,000
Greater than 12 months in an unrealized loss position | 4,510,000 | 4,051,000
Total | $ 224,007,000 | $ 12,481,000
Corporate bonds |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 1 | 2
Greater than 12 months in an unrealized loss position | security | 1 |
Total | 2 | 2
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 286,000 | $ 113,000
Greater than 12 months in an unrealized loss position | 170,000 |
Total | 456,000 | 113,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 4,715,000 | 9,887,000
Greater than 12 months in an unrealized loss position | 4,829,000 |
Total | $ 9,544,000 | $ 9,887,000
Collateralized mortgage obligations |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 205 | 133
Greater than 12 months in an unrealized loss position | security | 15 |
Total | 220 | 133
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 48,552,000 | $ 2,285,000
Greater than 12 months in an unrealized loss position | 11,651,000 |
Total | 60,203,000 | 2,285,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 505,601,000 | 381,658,000
Greater than 12 months in an unrealized loss position | 77,102,000 |
Total | $ 582,703,000 | $ 381,658,000
Asset-backed Securities |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 44 | 20
Greater than 12 months in an unrealized loss position | security | 6 | 3
Total | 50 | 23
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 6,553,000 | $ 608,000
Greater than 12 months in an unrealized loss position | 1,013,000 | 53,000
Total | 7,566,000 | 661,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 196,221,000 | 103,819,000
Greater than 12 months in an unrealized loss position | 11,524,000 | 3,276,000
Total | $ 207,745,000 | $ 107,095,000
Collateralized loan obligations. |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 26 | 10
Greater than 12 months in an unrealized loss position | security | 8 | 2
Total | 34 | 12
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 5,735,000 | $ 35,000
Greater than 12 months in an unrealized loss position | 1,338,000 | 43,000
Total | 7,073,000 | 78,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 134,712,000 | 45,132,000
Greater than 12 months in an unrealized loss position | 39,125,000 | 10,628,000
Total | $ 173,837,000 | $ 55,760,000

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