Investments (Schedule of Continuous Losses) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	$ 6,187	$ 8,576
Less than 12 Months, Gross Unrealized Losses	121	312
12 Months or Longer, Fair Value	2,022	4,796
12 Months or Longer, Gross Unrealized Losses	515	706
Total Fair Value	8,209	13,372
Total Gross Unrealized Losses	636	1,018
Total Securities in a Loss Position	20	40
Corporate Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	2,226	4,703
Less than 12 Months, Gross Unrealized Losses	31	166
12 Months or Longer, Fair Value	963	899
12 Months or Longer, Gross Unrealized Losses	49	101
Total Fair Value	3,189	5,602
Total Gross Unrealized Losses	80	267
Total Securities in a Loss Position	7	15
Trust Preferred Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value		479
Less than 12 Months, Gross Unrealized Losses		58
12 Months or Longer, Fair Value		0
12 Months or Longer, Gross Unrealized Losses		0
Total Fair Value		479
Total Gross Unrealized Losses	0	58
Total Securities in a Loss Position		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	2,904	883
Less than 12 Months, Gross Unrealized Losses	77	21
12 Months or Longer, Fair Value	165	198
12 Months or Longer, Gross Unrealized Losses	8	2
Total Fair Value	3,069	1,081
Total Gross Unrealized Losses	85	23
Total Securities in a Loss Position	8	3
Mortgage-backed Securities, Issued by Private Enterprises [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	206	1,860
Less than 12 Months, Gross Unrealized Losses	8	15
12 Months or Longer, Fair Value	65	1,094
12 Months or Longer, Gross Unrealized Losses	1	47
Total Fair Value	271	2,954
Total Gross Unrealized Losses	9	62
Total Securities in a Loss Position	2	9
US States and Political Subdivisions Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	356	0
Less than 12 Months, Gross Unrealized Losses	3	0
12 Months or Longer, Fair Value	0	1,803
12 Months or Longer, Gross Unrealized Losses	0	15
Total Fair Value	356	1,803
Total Gross Unrealized Losses	3	15
Total Securities in a Loss Position	1	5
US Treasury Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	495	260
Less than 12 Months, Gross Unrealized Losses	2	3
12 Months or Longer, Fair Value	0	0
12 Months or Longer, Gross Unrealized Losses	0	0
Total Fair Value	495	260
Total Gross Unrealized Losses	2	3
Total Securities in a Loss Position	1	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	829	802
12 Months or Longer, Gross Unrealized Losses	457	541
Total Fair Value	829	1,193
Total Gross Unrealized Losses	$ 457	$ 590
Total Securities in a Loss Position	1	6