Investments (Schedule of Continuous Losses) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	$ 18,602	$ 29,355
Less than 12 Months, Gross Unrealized Losses	756	1,796
12 Months or Longer, Fair Value	8,203	4,934
12 Months or Longer, Gross Unrealized Losses	865	792
Total Fair Value	26,805	34,289
Total Gross Unrealized Losses	1,621	2,588
Total Securities in a Loss Position	62	80
Corporate Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	5,215	10,589
Less than 12 Months, Gross Unrealized Losses	181	600
12 Months or Longer, Fair Value	2,881	1,548
12 Months or Longer, Gross Unrealized Losses	108	113
Total Fair Value	8,096	12,137
Total Gross Unrealized Losses	289	713
Total Securities in a Loss Position	17	26
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	2,785	3,215
Less than 12 Months, Gross Unrealized Losses	211	427
12 Months or Longer, Fair Value	2,471	1,796
12 Months or Longer, Gross Unrealized Losses	177	130
Total Fair Value	5,256	5,011
Total Gross Unrealized Losses	388	557
Total Securities in a Loss Position	18	18
Private Label Mortgage Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	462	472
Less than 12 Months, Gross Unrealized Losses	7	4
12 Months or Longer, Fair Value	0	0
12 Months or Longer, Gross Unrealized Losses	0	0
Total Fair Value	462	472
Total Gross Unrealized Losses	7	4
Total Securities in a Loss Position	3	3
US States and Political Subdivisions Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	1,113	3,545
Less than 12 Months, Gross Unrealized Losses	40	165
12 Months or Longer, Fair Value	887	325
12 Months or Longer, Gross Unrealized Losses	55	30
Total Fair Value	2,000	3,870
Total Gross Unrealized Losses	95	195
Total Securities in a Loss Position	5	11
US Treasury Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	9,027	11,534
Less than 12 Months, Gross Unrealized Losses	317	600
12 Months or Longer, Fair Value	1,060	390
12 Months or Longer, Gross Unrealized Losses	143	108
Total Fair Value	10,087	11,924
Total Gross Unrealized Losses	460	708
Total Securities in a Loss Position	18	21
Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	0	0
Less than 12 Months, Gross Unrealized Losses	0	0
12 Months or Longer, Fair Value	904	875
12 Months or Longer, Gross Unrealized Losses	382	411
Total Fair Value	904	875
Total Gross Unrealized Losses	$ 382	$ 411
Total Securities in a Loss Position	1	1