Investments (Schedule Of Unrealized Loss On Investments) (Details) $ in Thousands	Sep. 30, 2025 USD ($) security	Dec. 31, 2024 USD ($) security	Sep. 30, 2024 USD ($)
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 7,694	$ 134,543
Less than 12 months: Unrealized Losses	$ (109)	$ (5,225)
Less than 12 months: Count | security	24	44
12 months or more: Fair Value	$ 403,110	$ 342,370
12 months or more: Unrealized Losses	$ (30,823)	$ (40,485)
12 months or more: Count | security	460	494
Fair Value	$ 410,804	$ 476,913
Unrealized Losses	$ (30,932)	$ (45,710)	$ (14,800)
Count | security	484	538
U.S Treasury [Member]
Schedule of Available-for-sale Securities [Line Items]
12 months or more: Fair Value	$ 33,067	$ 31,797
12 months or more: Unrealized Losses	$ (2,891)	$ (4,395)
12 months or more: Count | security	13	13
Fair Value	$ 33,067	$ 31,797
Unrealized Losses	$ (2,891)	$ (4,395)
Count | security	13	13
Municipal [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 791
Less than 12 months: Unrealized Losses	$ (80)
Less than 12 months: Count | security	2
12 months or more: Fair Value	$ 135,907	$ 132,550
12 months or more: Unrealized Losses	$ (17,830)	$ (22,973)
12 months or more: Count | security	163	164
Fair Value	$ 136,698	$ 132,550
Unrealized Losses	$ (17,910)	$ (22,973)
Count | security	165	164
Corporate [Member]
Schedule of Available-for-sale Securities [Line Items]
12 months or more: Fair Value	$ 18,988	$ 23,237
12 months or more: Unrealized Losses	$ (1,253)	$ (2,133)
12 months or more: Count | security	40	50
Fair Value	$ 18,988	$ 23,237
Unrealized Losses	$ (1,253)	$ (2,133)
Count | security	40	50
Agency MBS & CMO [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 2,673	$ 54,388
Less than 12 months: Unrealized Losses	$ (8)	$ (2,250)
Less than 12 months: Count | security	15	15
12 months or more: Fair Value	$ 120,007	$ 82,110
12 months or more: Unrealized Losses	$ (6,194)	$ (8,026)
12 months or more: Count | security	170	183
Fair Value	$ 122,680	$ 136,498
Unrealized Losses	$ (6,202)	$ (10,276)
Count | security	185	198
Non-Agency MBS & CMO [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 2,445	$ 79,422
Less than 12 months: Unrealized Losses	$ (4)	$ (2,974)
Less than 12 months: Count | security	3	26
12 months or more: Fair Value	$ 79,608	$ 53,615
12 months or more: Unrealized Losses	$ (2,316)	$ (2,455)
12 months or more: Count | security	43	50
Fair Value	$ 82,053	$ 133,037
Unrealized Losses	$ (2,320)	$ (5,429)
Count | security	46	76
Asset-Backed [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 1,785	$ 733
Less than 12 months: Unrealized Losses	$ (17)	$ (1)
Less than 12 months: Count | security	4	3
12 months or more: Fair Value	$ 15,533	$ 19,061
12 months or more: Unrealized Losses	$ (339)	$ (503)
12 months or more: Count | security	31	34
Fair Value	$ 17,318	$ 19,794
Unrealized Losses	$ (356)	$ (504)
Count | security	35	37