Investments (Available-for-Sale Securities) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 94,497	$ 86,444
Gross Unrealized Gains	4,800	6,288
Gross Unrealized Losses	2,588	851
Fair Value	96,709	91,881
Corporate Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	38,245	37,299
Gross Unrealized Gains	747	1,773
Gross Unrealized Losses	1,728	405
Fair Value	37,264	38,667
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	15,324	12,691
Gross Unrealized Gains	157	214
Gross Unrealized Losses	224	153
Fair Value	15,257	12,752
Private Label Asset Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	6,029	1,261
Gross Unrealized Gains	24	38
Gross Unrealized Losses	380	3
Fair Value	5,673	1,296
US States and Political Subdivisions Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	14,654	14,919
Gross Unrealized Gains	869	993
Gross Unrealized Losses	47	13
Fair Value	15,476	15,899
US Treasury Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	17,825	17,854
Gross Unrealized Gains	413	525
Gross Unrealized Losses	96	107
Fair Value	18,142	18,272
Available-for-sale Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	92,077	84,024
Gross Unrealized Gains	2,210	3,543
Gross Unrealized Losses	2,475	681
Fair Value	91,812	86,886
Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	2,420	2,420
Gross Unrealized Gains	2,590	2,745
Gross Unrealized Losses	113	170
Fair Value	$ 4,897	$ 4,995