Investments (Schedule of Continuous Losses) (Details) $ in Thousands	Jun. 30, 2017 USD ($)	Dec. 31, 2016 USD ($)
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	$ 27,009	$ 35,620
Less than 12 Months, Gross Unrealized Losses	550	974
12 Months or Longer, Fair Value	6,135	8,251
12 Months or Longer, Gross Unrealized Losses	647	725
Total Fair Value	33,144	43,871
Total Gross Unrealized Losses	$ 1,197	$ 1,699
Total Securities in a Loss Position	61	86
Corporate debt securities
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	$ 8,639	$ 14,036
Less than 12 Months, Gross Unrealized Losses	225	396
12 Months or Longer, Fair Value	3,571	2,594
12 Months or Longer, Gross Unrealized Losses	497	482
Total Fair Value	12,210	16,630
Total Gross Unrealized Losses	$ 722	$ 878
Total Securities in a Loss Position	23	33
Mortgage backed securities
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	$ 5,545	$ 4,235
Less than 12 Months, Gross Unrealized Losses	86	84
12 Months or Longer, Fair Value	752	847
12 Months or Longer, Gross Unrealized Losses	105	89
Total Fair Value	6,297	5,082
Total Gross Unrealized Losses	$ 191	$ 173
Total Securities in a Loss Position	15	16
Private label asset backed securities
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	$ 947	$ 1,774
Less than 12 Months, Gross Unrealized Losses	18	53
12 Months or Longer, Fair Value	0	3,261
12 Months or Longer, Gross Unrealized Losses	0	112
Total Fair Value	947	5,035
Total Gross Unrealized Losses	$ 18	$ 165
Total Securities in a Loss Position	1	11
Obligations of states and political subdivisions
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	$ 3,330	$ 4,154
Less than 12 Months, Gross Unrealized Losses	66	147
12 Months or Longer, Fair Value	496	0
12 Months or Longer, Gross Unrealized Losses	8	0
Total Fair Value	3,826	4,154
Total Gross Unrealized Losses	$ 74	$ 147
Total Securities in a Loss Position	9	9
U.S. Treasury securities and obligations of U.S. Government corporations and agencies
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	$ 8,548	$ 11,421
Less than 12 Months, Gross Unrealized Losses	155	294
12 Months or Longer, Fair Value	1,316	291
12 Months or Longer, Gross Unrealized Losses	37	14
Total Fair Value	9,864	11,712
Total Gross Unrealized Losses	$ 192	$ 308
Total Securities in a Loss Position	13	16
Equity securities
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value		$ 0
Less than 12 Months, Gross Unrealized Losses		0
12 Months or Longer, Fair Value		1,258
12 Months or Longer, Gross Unrealized Losses		28
Total Fair Value		1,258
Total Gross Unrealized Losses		$ 28
Total Securities in a Loss Position		1