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Accumulated Other Comprehensive Loss (Components of Comprehensive Income) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Net unrealized gains (losses), before tax | $ 4,345 | $ (15,935)
Income tax (credit)/expense related to other comprehensive income | (1,146) | 4,223
Other comprehensive income/(loss), net of tax | 3,199 | (11,712)
Accumulated Other Comprehensive Loss [Member] |  |
Unrealized net gains (losses), net of tax | (986) | (13,133)
Recognized gains (losses), net of tax | (4,185) | (1,421)
Other comprehensive income/(loss), net of tax | 3,199 | (11,712)
Investment securities- with OTTI [Member] |  |
Unrealized holding (losses)/gains on investments | (845) | (835)
Recognized gains (losses), before tax | 202 | 202
Net unrealized gains (losses), before tax | (1,047) | (1,037)
Unrealized tax (expense) benefit | 223 | 221
Income tax (credit)/expense related to other comprehensive income | 276 | 275
Unrealized net gains (losses), net of tax | (622) | (614)
Recognized gains (losses), net of tax | 149 | 148
Other comprehensive income/(loss), net of tax | (771) | (762)
Investment securities- with OTTI [Member] | Accretable Yield in Income [Member] |  |
Recognized gains (losses), before tax | 202 | 202
Recognized tax (expense) benefit | (53) | (54)
Recognized gains (losses), net of tax | 149 | 148
Investment securities- all other [Member] |  |
Unrealized holding (losses)/gains on investments | 83 | (22,792)
Recognized gains (losses), before tax | (4,214) | 3
Net unrealized gains (losses), before tax | 4,297 | (14,467)
Unrealized tax (expense) benefit | (22) | 6,043
Income tax (credit)/expense related to other comprehensive income | (1,134) | 3,836
Unrealized net gains (losses), net of tax | 61 | (16,749)
Other comprehensive income/(loss), net of tax | 3,163 | (10,631)
Investment securities- all other [Member] | Recognition of Gains (Losses) In Income [Member] |  |
Recognized gains (losses), before tax | (4,214) | 3
Recognized tax (expense) benefit | 1,112 | (1)
Recognized gains (losses), net of tax | (3,102) | 2
Investment Securities HTM [Member] |  |
Unrealized holding (losses)/gains on investments |  | (8,328)
Recognized gains (losses), before tax | (682) | (841)
Net unrealized gains (losses), before tax | 682 | (7,578)
Unrealized tax (expense) benefit |  | 2,208
Income tax (credit)/expense related to other comprehensive income | (180) | 2,009
Unrealized net gains (losses), net of tax |  | (6,120)
Recognized gains (losses), net of tax | (502) | (551)
Other comprehensive income/(loss), net of tax | 502 | (5,569)
Investment Securities HTM [Member] | Recognition of Gains (Losses) In Income [Member] |  |
Recognized gains (losses), before tax |  | 91
Recognized tax (expense) benefit |  | (24)
Recognized gains (losses), net of tax |  | 67
Investment Securities HTM [Member] | Amortization of Recognized Income [Member] |  |
Recognized gains (losses), before tax | (682) | (841)
Recognized tax (expense) benefit | 180 | 223
Recognized gains (losses), net of tax | (502) | (618)
Investment Securities Transferred From AFS to HTM |  |
Unrealized holding (losses)/gains on investments |  | 8,328
Recognized tax (expense) benefit |  | (2,208)
Recognized gains (losses), net of tax |  | 6,120
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] |  |
Unrealized holding (losses)/gains on investments | (310) | 1,521
Net unrealized gains (losses), before tax | (310) | 1,521
Unrealized tax (expense) benefit | 82 | (405)
Income tax (credit)/expense related to other comprehensive income | 82 | (405)
Unrealized net gains (losses), net of tax | (228) | 1,116
Other comprehensive income/(loss), net of tax | (228) | 1,116
Adjustment [Member] |  |
Unrealized holding (losses)/gains on investments | 2,180 | 931
Recognized gains (losses), before tax | (998) | (1,117)
Net unrealized gains (losses), before tax | 3,178 | 2,048
Adjustment [Member] | Pension [Member] |  |
Unrealized holding (losses)/gains on investments | 2,180 | 931
Net unrealized gains (losses), before tax | 3,178 | 2,048
Unrealized tax (expense) benefit | (575) | (247)
Income tax (credit)/expense related to other comprehensive income | (838) | (543)
Unrealized net gains (losses), net of tax | 1,605 | 684
Recognized gains (losses), net of tax | (735) | (821)
Other comprehensive income/(loss), net of tax | 2,340 | 1,505
Adjustment [Member] | SERP [Member] |  |
Unrealized holding (losses)/gains on investments | (2,448) | 3,307
Recognized gains (losses), before tax |  | 3,578
Net unrealized gains (losses), before tax | (2,455) |
Unrealized tax (expense) benefit | 646 | (877)
Recognized tax (expense) benefit |  | (949)
Income tax (credit)/expense related to other comprehensive income | 648 |
Unrealized net gains (losses), net of tax | (1,802) | 2,430
Recognized gains (losses), net of tax | 5 | (199)
Other comprehensive income/(loss), net of tax | (1,807) | 2,629
Adjustment [Member] | Amortization of Unrecognized Loss [Member] | Pension [Member] |  |
Recognized gains (losses), before tax | (998) | (1,117)
Recognized tax (expense) benefit | 263 | 296
Recognized gains (losses), net of tax | (735) | (821)
Adjustment [Member] | Amortization of Unrecognized Loss [Member] | SERP [Member] |  |
Recognized gains (losses), before tax | 7 | (271)
Recognized tax (expense) benefit | (2) | 72
Recognized gains (losses), net of tax | $ 5 | $ (199)

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