Investments (Schedule Of Unrealized Loss On Investments) (Details)	Sep. 30, 2020 USD ($) item	Dec. 31, 2019 USD ($) item
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 73,510,000	$ 80,262,000
Less than 12 months: Unrealized Losses	$ (570,000)	$ (1,291,000)
Less than 12 months: Count | item	74	97
12 months or more: Fair Value	$ 17,480,000	$ 20,181,000
12 months or more: Unrealized Losses	$ (473,000)	$ (395,000)
12 months or more: Count | item	31	47
Fair Value	$ 90,990,000	$ 100,443,000
Unrealized Losses	$ (1,043,000)	$ (1,686,000)
Count | item	105	144
U.S. Government And Agency Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 6,127,000	$ 2,559,000
Less than 12 months: Unrealized Losses	$ (32,000)	$ (12,000)
Less than 12 months: Count | item	7	6
12 months or more: Fair Value	$ 2,372,000	$ 1,335,000
12 months or more: Unrealized Losses	$ (17,000)	$ (8,000)
12 months or more: Count | item	10	7
Fair Value	$ 8,499,000	$ 3,894,000
Unrealized Losses	$ (49,000)	$ (20,000)
Count | item	17	13
Municipal Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 37,067,000	$ 38,874,000
Less than 12 months: Unrealized Losses	$ (270,000)	$ (966,000)
Less than 12 months: Count | item	37	40
12 months or more: Fair Value		$ 2,655,000
12 months or more: Unrealized Losses		$ (31,000)
12 months or more: Count | item		4
Fair Value	$ 37,067,000	$ 41,529,000
Unrealized Losses	$ (270,000)	$ (997,000)
Count | item	37	44
Trust Preferred And Corporate Securities
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 2,898,000
Less than 12 months: Unrealized Losses	$ (64,000)
Less than 12 months: Count | item	5
12 months or more: Fair Value	$ 2,994,000	$ 3,967,000
12 months or more: Unrealized Losses	$ (159,000)	$ (130,000)
12 months or more: Count | item	4	5
Fair Value	$ 5,892,000	$ 3,967,000
Unrealized Losses	$ (223,000)	$ (130,000)
Count | item	9	5
Agency Mortgage-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 9,011,000	$ 21,185,000
Less than 12 months: Unrealized Losses	$ (29,000)	$ (185,000)
Less than 12 months: Count | item	8	32
12 months or more: Fair Value	$ 3,479,000	$ 6,555,000
12 months or more: Unrealized Losses	$ (6,000)	$ (49,000)
12 months or more: Count | item	5	22
Fair Value	$ 12,490,000	$ 27,740,000
Unrealized Losses	$ (35,000)	$ (234,000)
Count | item	13	54
Private-Label Mortgage-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 3,473,000
Less than 12 months: Unrealized Losses	$ (19,000)
Less than 12 months: Count | item	1
Fair Value	$ 3,473,000
Unrealized Losses	$ (19,000)
Count | item	1
Asset-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 14,934,000	$ 17,644,000
Less than 12 months: Unrealized Losses	$ (156,000)	$ (128,000)
Less than 12 months: Count | item	16	19
12 months or more: Fair Value	$ 8,635,000	$ 5,669,000
12 months or more: Unrealized Losses	$ (291,000)	$ (177,000)
12 months or more: Count | item	12	9
Fair Value	$ 23,569,000	$ 23,313,000
Unrealized Losses	$ (447,000)	$ (305,000)
Count | item	28	28