Investments (Schedule of Continuous Losses) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	$ 7,014	$ 8,576
Less than 12 Months, Gross Unrealized Losses	113	312
12 Months or Longer, Fair Value	2,686	4,796
12 Months or Longer, Gross Unrealized Losses	560	706
Total Fair Value	9,700	13,372
Total Gross Unrealized Losses	673	1,018
Total Securities in a Loss Position	23	40
Corporate Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	2,845	4,703
Less than 12 Months, Gross Unrealized Losses	34	166
12 Months or Longer, Fair Value	1,626	899
12 Months or Longer, Gross Unrealized Losses	73	101
Total Fair Value	4,471	5,602
Total Gross Unrealized Losses	107	267
Total Securities in a Loss Position	10	15
Trust Preferred Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	0	479
Less than 12 Months, Gross Unrealized Losses	0	58
12 Months or Longer, Fair Value	0	0
12 Months or Longer, Gross Unrealized Losses	0	0
Total Fair Value	0	479
Total Gross Unrealized Losses	0	58
Total Securities in a Loss Position	0	1
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	1,956	883
Less than 12 Months, Gross Unrealized Losses	64	21
12 Months or Longer, Fair Value	0	198
12 Months or Longer, Gross Unrealized Losses	0	2
Total Fair Value	1,956	1,081
Total Gross Unrealized Losses	64	23
Total Securities in a Loss Position	5	3
Mortgage-backed Securities, Issued by Private Enterprises [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	0	1,860
Less than 12 Months, Gross Unrealized Losses	0	15
12 Months or Longer, Fair Value	0	1,094
12 Months or Longer, Gross Unrealized Losses	0	47
Total Fair Value	0	2,954
Total Gross Unrealized Losses	0	62
Total Securities in a Loss Position	0	9
US States and Political Subdivisions Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	1,183	0
Less than 12 Months, Gross Unrealized Losses	10	0
12 Months or Longer, Fair Value	0	1,803
12 Months or Longer, Gross Unrealized Losses	0	15
Total Fair Value	1,183	1,803
Total Gross Unrealized Losses	10	15
Total Securities in a Loss Position	3	5
US Treasury Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	1,030	260
Less than 12 Months, Gross Unrealized Losses	5	3
12 Months or Longer, Fair Value	251	0
12 Months or Longer, Gross Unrealized Losses	10	0
Total Fair Value	1,281	260
Total Gross Unrealized Losses	15	3
Total Securities in a Loss Position	4	1
Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	0	391
Less than 12 Months, Gross Unrealized Losses	0	49
12 Months or Longer, Fair Value	809	802
12 Months or Longer, Gross Unrealized Losses	477	541
Total Fair Value	809	1,193
Total Gross Unrealized Losses	$ 477	$ 590
Total Securities in a Loss Position	1	6