Investments (Schedule Of Unrealized Loss On Investments) (Details) $ in Thousands	Mar. 31, 2017 USD ($) security	Dec. 31, 2016 USD ($) security
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 42,337	$ 51,472
Less than 12 months: Unrealized Losses	$ (691)	$ (790)
Less than 12 months: Count | security	71	84
12 months or more: Fair Value	$ 15,589	$ 15,132
12 months or more: Unrealized Losses	$ (587)	$ (784)
12 months or more: Count | security	32	31
Fair Value	$ 57,926	$ 66,604
Unrealized Losses	$ (1,278)	$ (1,574)
Count | security	103	115
U.S. Government And Agency Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 729	$ 789
Less than 12 months: Unrealized Losses	$ (9)	$ (9)
Less than 12 months: Count | security	1	1
12 months or more: Fair Value	$ 3,349	$ 3,413
12 months or more: Unrealized Losses	$ (16)	$ (17)
12 months or more: Count | security	10	10
Fair Value	$ 4,078	$ 4,202
Unrealized Losses	$ (25)	$ (26)
Count | security	11	11
Municipal Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 14,817	$ 23,407
Less than 12 months: Unrealized Losses	$ (306)	$ (417)
Less than 12 months: Count | security	28	43
12 months or more: Fair Value	$ 1,678	$ 1,598
12 months or more: Unrealized Losses	$ (67)	$ (154)
12 months or more: Count | security	2	2
Fair Value	$ 16,495	$ 25,005
Unrealized Losses	$ (373)	$ (571)
Count | security	30	45
Trust Preferred Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
12 months or more: Fair Value	$ 5,573	$ 5,461
12 months or more: Unrealized Losses	$ (412)	$ (518)
12 months or more: Count | security	7	7
Fair Value	$ 5,573	$ 5,461
Unrealized Losses	$ (412)	$ (518)
Count | security	7	7
Agency Mortgage-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value	$ 26,791	$ 26,995
Less than 12 months: Unrealized Losses	$ (376)	$ (359)
Less than 12 months: Count | security	42	39
12 months or more: Fair Value	$ 4,726	$ 4,656
12 months or more: Unrealized Losses	$ (89)	$ (93)
12 months or more: Count | security	11	11
Fair Value	$ 31,517	$ 31,651
Unrealized Losses	$ (465)	$ (452)
Count | security	53	50
Private-Label Mortgage-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months: Fair Value		$ 281
Less than 12 months: Unrealized Losses		$ (5)
Less than 12 months: Count | security		1
12 months or more: Fair Value	$ 259
12 months or more: Unrealized Losses	$ (1)
12 months or more: Count | security	1
Fair Value	$ 259	$ 281
Unrealized Losses	$ (1)	$ (5)
Count | security	1	1
Asset-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
12 months or more: Fair Value	$ 4	$ 4
12 months or more: Unrealized Losses	$ (2)	$ (2)
12 months or more: Count | security	1	1
Fair Value	$ 4	$ 4
Unrealized Losses	$ (2)	$ (2)
Count | security	1	1