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Securities - Unrealized Loss Positions (Details) | 3 Months Ended |
--- | --- | ---
Mar. 31, 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 | 434 | 241
Greater than 12 months in an unrealized loss position | security | 17 | 11
Total | 451 | 252
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 51,797,000 | $ 4,230,000
Greater than 12 months in an unrealized loss position | 2,589,000 | 885,000
Total | 54,386,000 | 5,115,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 1,290,336,000 | 734,235,000
Greater than 12 months in an unrealized loss position | 35,508,000 | 24,626,000
Total | 1,325,844,000 | $ 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 | $ 7,096,000 | $ 37,000
Total | 7,096,000 | 37,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 216,531,000 | 49,719,000
Total | $ 216,531,000 | $ 49,719,000
U.S. government agencies |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 5 | 5
Greater than 12 months in an unrealized loss position | security | 4 | 4
Total | 9 | 9
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 2,884,000 | $ 592,000
Greater than 12 months in an unrealized loss position | 109,000 | 107,000
Total | 2,993,000 | 699,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 54,588,000 | 56,879,000
Greater than 12 months in an unrealized loss position | 4,448,000 | 5,008,000
Total | $ 59,036,000 | $ 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 | 124 | 63
Greater than 12 months in an unrealized loss position | security | 5 | 1
Total | 129 | 64
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 7,322,000 | $ 505,000
Greater than 12 months in an unrealized loss position | 766,000 | 65,000
Total | 8,088,000 | 570,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 142,866,000 | 78,711,000
Greater than 12 months in an unrealized loss position | 5,341,000 | 1,663,000
Total | $ 148,207,000 | $ 80,374,000
States and political subdivisions |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 27 | 7
Greater than 12 months in an unrealized loss position | security | 1 | 1
Total | 28 | 8
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 4,535,000 | $ 55,000
Greater than 12 months in an unrealized loss position | 1,403,000 | 617,000
Total | 5,938,000 | 672,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 90,991,000 | 8,430,000
Greater than 12 months in an unrealized loss position | 3,232,000 | 4,051,000
Total | $ 94,223,000 | $ 12,481,000
Corporate bonds |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 2 | 2
Total | 2 | 2
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 317,000 | $ 113,000
Total | 317,000 | 113,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 9,683,000 | 9,887,000
Total | $ 9,683,000 | $ 9,887,000
Collateralized mortgage obligations |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 208 | 133
Greater than 12 months in an unrealized loss position | security | 1 |
Total | 209 | 133
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 24,649,000 | $ 2,285,000
Greater than 12 months in an unrealized loss position | 96,000 |
Total | 24,745,000 | 2,285,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 647,144,000 | 381,658,000
Greater than 12 months in an unrealized loss position | 7,366,000 |
Total | $ 654,510,000 | $ 381,658,000
Asset-backed Securities |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 41 | 20
Greater than 12 months in an unrealized loss position | security | 4 | 3
Total | 45 | 23
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 4,109,000 | $ 608,000
Greater than 12 months in an unrealized loss position | 131,000 | 53,000
Total | 4,240,000 | 661,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 230,000 | 103,819,000
Greater than 12 months in an unrealized loss position | 4,534,000 | 3,276,000
Total | $ 4,764,000 | $ 107,095,000
Collateralized loan obligations. |  |
Securities Available-for-Sale, Number of Securities |  |
Less than 12 months in an unrealized loss position | security | 22 | 10
Greater than 12 months in an unrealized loss position | security | 2 | 2
Total | 24 | 12
Securities Available-for-Sale, Unrealized Losses |  |
Less than 12 months in an unrealized loss position | $ 885,000 | $ 35,000
Greater than 12 months in an unrealized loss position | 84,000 | 43,000
Total | 969,000 | 78,000
Securities Available-for-Sale, Fair Value |  |
Less than 12 months in an unrealized loss position | 128,303,000 | 45,132,000
Greater than 12 months in an unrealized loss position | 10,587,000 | 10,628,000
Total | $ 138,890,000 | $ 55,760,000

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