Investments (Schedule Of Unrealized Loss On Investments) (Details) $ in Thousands	Dec. 31, 2023 USD ($) security	Dec. 31, 2022 USD ($) security
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 55,638	$ 208,157
Less than 12 months: Unrealized Losses	$ (913)	$ (16,459)
Less than 12 months: Count | security	43	309
12 months or more: Fair Value	$ 402,548	$ 266,690
12 months or more: Unrealized Losses	$ (48,641)	$ (45,072)
12 months or more: Count | security	521	282
Fair Value	$ 458,186	$ 474,847
Unrealized Losses	$ (49,554)	$ (61,531)
Count | security	564	591
U.S Treasury [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value		$ 17,598
Less than 12 months: Unrealized Losses		$ (183)
Less than 12 months: Count | security		3
12 months or more: Fair Value	$ 74,091	$ 72,659
12 months or more: Unrealized Losses	$ (9,403)	$ (11,540)
12 months or more: Count | security	28	28
Fair Value	$ 74,091	$ 90,257
Unrealized Losses	$ (9,403)	$ (11,723)
Count | security	28	31
Municipal [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value		$ 73,644
Less than 12 months: Unrealized Losses		$ (9,586)
Less than 12 months: Count | security		90
12 months or more: Fair Value	$ 138,618	$ 80,503
12 months or more: Unrealized Losses	$ (22,721)	$ (20,981)
12 months or more: Count | security	168	104
Fair Value	$ 138,618	$ 154,147
Unrealized Losses	$ (22,721)	$ (30,566)
Count | security	168	194
Corporate [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 1,483	$ 12,221
Less than 12 months: Unrealized Losses	$ (167)	$ (851)
Less than 12 months: Count | security	5	25
12 months or more: Fair Value	$ 21,715	$ 10,368
12 months or more: Unrealized Losses	$ (2,971)	$ (1,226)
12 months or more: Count | security	46	21
Fair Value	$ 23,198	$ 22,589
Unrealized Losses	$ (3,138)	$ (2,077)
Count | security	51	46
Agency Mortgage-Backed & Asset-Backed [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 6,227	$ 55,393
Less than 12 months: Unrealized Losses	$ (186)	$ (2,747)
Less than 12 months: Count | security	19	139
12 months or more: Fair Value	$ 118,053	$ 88,953
12 months or more: Unrealized Losses	$ (9,878)	$ (9,611)
12 months or more: Count | security	223	113
Fair Value	$ 124,280	$ 144,346
Unrealized Losses	$ (10,064)	$ (12,358)
Count | security	242	252
Non-Agency Mortgage & Asset-Backed [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 47,928	$ 49,301
Less than 12 months: Unrealized Losses	$ (560)	$ (3,092)
Less than 12 months: Count | security	19	52
12 months or more: Fair Value	$ 50,071	$ 14,207
12 months or more: Unrealized Losses	$ (3,668)	$ (1,715)
12 months or more: Count | security	56	16
Fair Value	$ 97,999	$ 63,508
Unrealized Losses	$ (4,228)	$ (4,807)
Count | security	75	68