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v3.22.2.2

Securities - Fair Value and Age of Gross Unrealized Losses of Debt Securities (Details) $ in Thousands | Sep. 30, 2022 USD ($) security | Dec. 31, 2021 USD ($) security
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Debt Securities, Available-for-sale [Line Items] |  |
Number of Securities, Less Than 12 Months | security | 130 | 30
Fair Value, Less Than 12 Months | $ 762,701 | $ 372,499
Unrealized Losses, Less Than 12 Months | $ (61,239) | $ (5,393)
Number of Securities, 12 Months or More | security | 21 | 1
Fair Value, 12 Months or More | $ 223,400 | $ 8,933
Unrealized Losses, 12 Months or More | $ (43,374) | $ (374)
Number of Securities, Total | security | 151 | 31
Fair Value, Total | $ 986,101 | $ 381,432
Unrealized Losses, Total | $ (104,613) | $ (5,767)
U.S. Treasury securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Securities, Less Than 12 Months | security | 9 | 8
Fair Value, Less Than 12 Months | $ 83,694 | $ 85,221
Unrealized Losses, Less Than 12 Months | $ (8,943) | $ (742)
Number of Securities, 12 Months or More | security | 4 | 0
Fair Value, 12 Months or More | $ 37,130 | $ 0
Unrealized Losses, 12 Months or More | $ (5,786) | $ 0
Number of Securities, Total | security | 13 | 8
Fair Value, Total | $ 120,824 | $ 85,221
Unrealized Losses, Total | $ (14,729) | $ (742)
Obligations of U.S. government corporations and agencies |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Securities, Less Than 12 Months | security | 7 | 0
Fair Value, Less Than 12 Months | $ 46,784 | $ 0
Unrealized Losses, Less Than 12 Months | $ (1,731) | $ 0
Number of Securities, 12 Months or More | security | 0 | 0
Fair Value, 12 Months or More | $ 0 | $ 0
Unrealized Losses, 12 Months or More | $ 0 | $ 0
Number of Securities, Total | security | 7 | 0
Fair Value, Total | $ 46,784 | $ 0
Unrealized Losses, Total | $ (1,731) | $ 0
Collateralized mortgage obligations of U.S. government corporations and agencies |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Securities, Less Than 12 Months | security | 52 | 12
Fair Value, Less Than 12 Months | $ 353,504 | $ 141,204
Unrealized Losses, Less Than 12 Months | $ (35,910) | $ (2,436)
Number of Securities, 12 Months or More | security | 7 | 1
Fair Value, 12 Months or More | $ 66,215 | $ 8,933
Unrealized Losses, 12 Months or More | $ (15,306) | $ (374)
Number of Securities, Total | security | 59 | 13
Fair Value, Total | $ 419,719 | $ 150,137
Unrealized Losses, Total | $ (51,216) | $ (2,810)
Residential mortgage-backed securities of U.S. government corporations and agencies |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Securities, Less Than 12 Months | security | 26 | 3
Fair Value, Less Than 12 Months | $ 7,459 | $ 46,042
Unrealized Losses, Less Than 12 Months | $ (686) | $ (628)
Number of Securities, 12 Months or More | security | 3 | 0
Fair Value, 12 Months or More | $ 34,337 | $ 0
Unrealized Losses, 12 Months or More | $ (7,958) | $ 0
Number of Securities, Total | security | 29 | 3
Fair Value, Total | $ 41,796 | $ 46,042
Unrealized Losses, Total | $ (8,644) | $ (628)
Commercial mortgage-backed securities of U.S. government corporations and agencies |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Securities, Less Than 12 Months | security | 30 | 7
Fair Value, Less Than 12 Months | $ 237,751 | $ 100,032
Unrealized Losses, Less Than 12 Months | $ (12,757) | $ (1,587)
Number of Securities, 12 Months or More | security | 7 | 0
Fair Value, 12 Months or More | $ 85,718 | $ 0
Unrealized Losses, 12 Months or More | $ (14,324) | $ 0
Number of Securities, Total | security | 37 | 7
Fair Value, Total | $ 323,469 | $ 100,032
Unrealized Losses, Total | $ (27,081) | $ (1,587)
Corporate obligations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Securities, Less Than 12 Months | security | 1 | 0
Fair Value, Less Than 12 Months | $ 500 | $ 0
Unrealized Losses, Less Than 12 Months | $ 0 | $ 0
Number of Securities, 12 Months or More | security | 0 | 0
Fair Value, 12 Months or More | $ 0 | $ 0
Unrealized Losses, 12 Months or More | $ 0 | $ 0
Number of Securities, Total | security | 1 | 0
Fair Value, Total | $ 500 | $ 0
Unrealized Losses, Total | $ 0 | $ 0
Obligations of states and political subdivisions |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Securities, Less Than 12 Months | security | 5 | 0
Fair Value, Less Than 12 Months | $ 33,009 | $ 0
Unrealized Losses, Less Than 12 Months | $ (1,212) | $ 0
Number of Securities, 12 Months or More | security | 0 | 0
Fair Value, 12 Months or More | $ 0 | $ 0
Unrealized Losses, 12 Months or More | $ 0 | $ 0
Number of Securities, Total | security | 5 | 0
Fair Value, Total | $ 33,009 | $ 0
Unrealized Losses, Total | $ (1,212) | $ 0

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