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Investment Securities (Gross Unrealized Losses and Fair Value by Length of Continuous Unrealized Loss Position) (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale securities, continuous unrealized loss position, less than 12 months, fair value | $ 32,180 | $ 41,412
Available-for-sale securities, continuous unrealized loss position, less than 12 Months, unrealized losses | 2,541 | 594
Available-for-sale securities, continuous unrealized loss position, more than 12 Months, fair value | 50,752 | 20,930
Available-for-sale securities, continuous unrealized loss position, more than 12 Months, unrealized losses | 9,878 | 669
Available-for-sale securities, continuous unrealized loss position, fair value | 82,932 | 62,342
Available-for-sale securities, continuous unrealized loss position, unrealized losses | 12,419 | 1,263
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, fair value | 224,974 | 291,677
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, unrealized losses | 12,625 | 2,850
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, fair value | 268,951 | 26,283
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, unrealized losses | 52,238 | 638
Held-to-maturity securities, continuous unrealized loss position, fair value | 493,925 | 317,960
Held-to-maturity securities, continuous unrealized loss position, unrealized losses | 64,863 | 3,488
Mortgage-backed [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale securities, continuous unrealized loss position, less than 12 months, fair value | 29,125 | 39,851
Available-for-sale securities, continuous unrealized loss position, less than 12 Months, unrealized losses | 2,409 | 593
Available-for-sale securities, continuous unrealized loss position, more than 12 Months, fair value | 34,167 | 3,562
Available-for-sale securities, continuous unrealized loss position, more than 12 Months, unrealized losses | 6,290 | 36
Available-for-sale securities, continuous unrealized loss position, fair value | 63,292 | 43,413
Available-for-sale securities, continuous unrealized loss position, unrealized losses | 8,699 | 629
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, fair value | 148,771 | 226,918
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, unrealized losses | 9,402 | 1,836
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, fair value | 199,649 | 14,564
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, unrealized losses | 41,062 | 412
Held-to-maturity securities, continuous unrealized loss position, fair value | 348,420 | 241,482
Held-to-maturity securities, continuous unrealized loss position, unrealized losses | 50,464 | 2,248
U.S. Government Agencies [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale securities, continuous unrealized loss position, less than 12 months, fair value | 1,165 | 1,561
Available-for-sale securities, continuous unrealized loss position, less than 12 Months, unrealized losses | 4 | 1
Available-for-sale securities, continuous unrealized loss position, more than 12 Months, fair value | 16,585 | 17,368
Available-for-sale securities, continuous unrealized loss position, more than 12 Months, unrealized losses | 3,588 | 633
Available-for-sale securities, continuous unrealized loss position, fair value | 17,750 | 18,929
Available-for-sale securities, continuous unrealized loss position, unrealized losses | 3,592 | 634
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, fair value | 67,332 | 64,268
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, unrealized losses | 2,786 | 1,005
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, fair value | 67,163 | 11,719
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, unrealized losses | 10,815 | 226
Held-to-maturity securities, continuous unrealized loss position, fair value | 134,495 | 75,987
Held-to-maturity securities, continuous unrealized loss position, unrealized losses | 13,601 | 1,231
Other debt securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale securities, continuous unrealized loss position, less than 12 months, fair value | 1,890 |
Available-for-sale securities, continuous unrealized loss position, less than 12 Months, unrealized losses | 128 |
Available-for-sale securities, continuous unrealized loss position, fair value | 1,890 |
Available-for-sale securities, continuous unrealized loss position, unrealized losses | 128 |
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, fair value | 8,091 | 491
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, unrealized losses | 409 | 9
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, fair value | 2,139 |
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, unrealized losses | 361 |
Held-to-maturity securities, continuous unrealized loss position, fair value | 10,230 | 491
Held-to-maturity securities, continuous unrealized loss position, unrealized losses | 770 | $ 9
States and Political Subdivisions [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, fair value | 780 |
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, unrealized losses | 28 |
Held-to-maturity securities, continuous unrealized loss position, fair value | 780 |
Held-to-maturity securities, continuous unrealized loss position, unrealized losses | $ 28 |

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