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SECURITIES (Schedule of Gross Unrealized Losses and Fair Value of Investments) (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, Fair Value | $ 1,285,632 | $ 1,733,749
Less than 12 Months, Unrealized Losses | (140,392) | (28,409)
More than 12 Months, Fair Value | 1,392,153 | 139,747
More than 12 Months, Unrealized Losses | (322,446) | (3,923)
Total, Fair Value | 2,677,785 | 1,873,496
Unrealized Losses, Total | (462,838) | (32,332)
U.S. government and agency securities |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, Fair Value | 2,594 | 64,474
Less than 12 Months, Unrealized Losses | (166) | (115)
More than 12 Months, Fair Value | 59,269 | 3,900
More than 12 Months, Unrealized Losses | (8,087) | (45)
Total, Fair Value | 61,863 | 68,374
Unrealized Losses, Total | (8,253) | (160)
Obligations of states and political subdivisions |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, Fair Value | 588,668 | 249,701
Less than 12 Months, Unrealized Losses | (86,895) | (2,020)
More than 12 Months, Fair Value | 187,375 | 2,123
More than 12 Months, Unrealized Losses | (65,806) | (53)
Total, Fair Value | 776,043 | 251,824
Unrealized Losses, Total | (152,701) | (2,073)
Corporate and other bonds |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, Fair Value | 206,861 | 21,134
Less than 12 Months, Unrealized Losses | (15,019) | (177)
More than 12 Months, Fair Value | 17,121 | 703
More than 12 Months, Unrealized Losses | (2,580) | (1)
Total, Fair Value | 223,982 | 21,837
Unrealized Losses, Total | (17,599) | (178)
Commercial |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, Fair Value | 139,980 | 209,347
Less than 12 Months, Unrealized Losses | (9,255) | (4,366)
More than 12 Months, Fair Value | 155,743 | 14,201
More than 12 Months, Unrealized Losses | (34,257) | (270)
Total, Fair Value | 295,723 | 223,548
Unrealized Losses, Total | (43,512) | (4,636)
Residential |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, Fair Value | 347,529 | 1,189,093
Less than 12 Months, Unrealized Losses | (29,057) | (21,731)
More than 12 Months, Fair Value | 972,645 | 118,820
More than 12 Months, Unrealized Losses | (211,716) | (3,554)
Total, Fair Value | 1,320,174 | 1,307,913
Unrealized Losses, Total | (240,773) | (25,285)
Agency | Commercial |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, Fair Value | 73,362 | 175,588
Less than 12 Months, Unrealized Losses | (7,024) | (4,053)
More than 12 Months, Fair Value | 127,193 | 3,172
More than 12 Months, Unrealized Losses | (32,244) | (162)
Total, Fair Value | 200,555 | 178,760
Unrealized Losses, Total | (39,268) | (4,215)
Agency | Residential |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, Fair Value | 328,590 | 1,140,701
Less than 12 Months, Unrealized Losses | (27,769) | (21,147)
More than 12 Months, Fair Value | 929,581 | 106,104
More than 12 Months, Unrealized Losses | (206,192) | (3,190)
Total, Fair Value | 1,258,171 | 1,246,805
Unrealized Losses, Total | (233,961) | (24,337)
Non-agency | Commercial |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, Fair Value | 66,618 | 33,759
Less than 12 Months, Unrealized Losses | (2,231) | (313)
More than 12 Months, Fair Value | 28,550 | 11,029
More than 12 Months, Unrealized Losses | (2,013) | (108)
Total, Fair Value | 95,168 | 44,788
Unrealized Losses, Total | (4,244) | (421)
Non-agency | Residential |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, Fair Value | 18,939 | 48,392
Less than 12 Months, Unrealized Losses | (1,288) | (584)
More than 12 Months, Fair Value | 43,064 | 12,716
More than 12 Months, Unrealized Losses | (5,524) | (364)
Total, Fair Value | 62,003 | 61,108
Unrealized Losses, Total | $ (6,812) | $ (948)

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