Investments Continuous Unrealized Loss Position (Details) - USD ($) $ in Thousands	Jun. 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	$ 3,502	4,067
Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	42	9
Continuous Unrealized Loss Position, Fair Value	5,427	5,612
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	76	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	86	626
Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	17	0
Continuous Unrealized Loss Position, Fair Value	605	626
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	19	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	690	2,876
Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	78	0
Continuous Unrealized Loss Position, Fair Value	2,811	2,876
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	91	57
Corporate Debt Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	410	2,427
Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	53	0
Continuous Unrealized Loss Position, Fair Value	2,518	2,427
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	58	37
Fixed Maturities [Member]
Debt Securities, Available-for-sale [Line Items]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	4,688	9,996
Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	190	9
Continuous Unrealized Loss Position, Fair Value	11,361	11,541
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	$ 244	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