Investments Continuous Unrealized Loss Position (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax		$ 764
US Government Agencies Debt Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	$ 2,342	4,067
Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	72	9
Continuous Unrealized Loss Position, Fair Value	5,429	5,612
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	75	59
US States and Political Subdivisions Debt Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	0	626
Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	21	0
Continuous Unrealized Loss Position, Fair Value	602	626
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	21	13
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]
Debt Securities, Available-for-sale [Line Items]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	369	2,876
Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	83	0
Continuous Unrealized Loss Position, Fair Value	2,526	2,876
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	92	57
Corporate Debt Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	368	2,427
Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	50	0
Continuous Unrealized Loss Position, Fair Value	2,520	2,427
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	52	37
Fixed Maturities [Member]
Debt Securities, Available-for-sale [Line Items]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	3,079	9,996
Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	226	9
Continuous Unrealized Loss Position, Fair Value	11,077	11,541
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	$ 240	166
Common Stock [Member]
Debt Securities, Available-for-sale [Line Items]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value		3,570
Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss		0
Continuous Unrealized Loss Position, Fair Value		3,570
Available-for-sale Equity Securities, Accumulated Gross Unrealized Loss, before Tax		313
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax		313
Warrant [Member]
Debt Securities, Available-for-sale [Line Items]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value		675
Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss		0
Continuous Unrealized Loss Position, Fair Value		675
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax		285
Available-for-sale Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value		14,241
Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss		9
Continuous Unrealized Loss Position, Fair Value		15,786
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax		$ 764