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Investments (Schedule Of Unrealized Loss On Investments) (Details) $ in Thousands | Mar. 31, 2024 USD ($) security | Dec. 31, 2023 USD ($) security
--- | --- | ---
Schedule of Available-for-sale Securities [Line Items] |  |
Less than 12 months: Fair Value | $ 46,035 | $ 55,638
Less than 12 months: Unrealized Losses | $ (240) | $ (913)
Less than 12 months: Count | security | 30 | 43
12 months or more: Fair Value | $ 391,462 | $ 402,548
12 months or more: Unrealized Losses | $ (49,747) | $ (48,641)
12 months or more: Count | security | 520 | 521
Fair Value | $ 437,497 | $ 458,186
Unrealized Losses | $ (49,987) | $ (49,554)
Count | security | 550 | 564
U.S Treasury [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
12 months or more: Fair Value | $ 73,110 | $ 74,091
12 months or more: Unrealized Losses | $ (10,207) | $ (9,403)
12 months or more: Count | security | 28 | 28
Fair Value | $ 73,110 | $ 74,091
Unrealized Losses | $ (10,207) | $ (9,403)
Count | security | 28 | 28
Municipal [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
12 months or more: Fair Value | $ 137,456 | $ 138,618
12 months or more: Unrealized Losses | $ (23,560) | $ (22,721)
12 months or more: Count | security | 168 | 168
Fair Value | $ 137,456 | $ 138,618
Unrealized Losses | $ (23,560) | $ (22,721)
Count | security | 168 | 168
Corporate [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Less than 12 months: Fair Value |  | $ 1,483
Less than 12 months: Unrealized Losses |  | $ (167)
Less than 12 months: Count | security |  | 5
12 months or more: Fair Value | $ 22,470 | $ 21,715
12 months or more: Unrealized Losses | $ (2,890) | $ (2,971)
12 months or more: Count | security | 50 | 46
Fair Value | $ 22,470 | $ 23,198
Unrealized Losses | $ (2,890) | $ (3,138)
Count | security | 50 | 51
Agency Mortgage-Backed & Asset-Backed [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Less than 12 months: Fair Value | $ 2,116 | $ 6,227
Less than 12 months: Unrealized Losses | $ (17) | $ (186)
Less than 12 months: Count | security | 12 | 19
12 months or more: Fair Value | $ 111,772 | $ 118,053
12 months or more: Unrealized Losses | $ (9,701) | $ (9,878)
12 months or more: Count | security | 221 | 223
Fair Value | $ 113,888 | $ 124,280
Unrealized Losses | $ (9,718) | $ (10,064)
Count | security | 233 | 242
Non-Agency Mortgage & Asset-Backed [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Less than 12 months: Fair Value | $ 43,919 | $ 47,928
Less than 12 months: Unrealized Losses | $ (223) | $ (560)
Less than 12 months: Count | security | 18 | 19
12 months or more: Fair Value | $ 46,654 | $ 50,071
12 months or more: Unrealized Losses | $ (3,389) | $ (3,668)
12 months or more: Count | security | 53 | 56
Fair Value | $ 90,573 | $ 97,999
Unrealized Losses | $ (3,612) | $ (4,228)
Count | security | 71 | 75

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