Investments Aggregate unrealized loss position (Tables)

12 Months Ended

Dec. 31, 2018

Debt Securities, Available-for-sale [Line Items]

Schedule of Unrealized Loss on Investments [Table Text Block]

The following tables highlight the aggregate unrealized loss position, by security type, of available-for-sale investments in unrealized loss positions as of December 31, 2018 and December 31, 2017. The tables segregate the holdings based on the period of time the investments have been continuously held in unrealized loss positions.

(in thousands)									December 31, 2018
	Less than 12 Months				Greater than 12 Months				Total
	Estimated Fair Value		Unrealized Loss		Estimated Fair Value		Unrealized Loss		Estimated Fair Value		Unrealized Loss
Fixed maturities:
U.S. government, government agencies and authorities	$	1,497	$	1	$	2,609	$	47	$	4,106	$	48
States, municipalities and political subdivisions	—		—		606		14		606		14
Mortgage-backed	800		1		2,134		69		2,934		70
Corporate	595		1		2,151		40		2,746		41
Total fixed maturities	2,892		3		7,500		170		10,392		173

(in thousands)									December 31, 2017
	Less than 12 Months				Greater than 12 Months				Total
	Estimated Fair Value		Unrealized Loss		Estimated Fair Value		Unrealized Loss		Estimated Fair Value		Unrealized Loss
Fixed maturities:
U.S. government, government agencies and authorities	$	4,067	$	50	$	1,545	$	9	$	5,612	$	59
States, municipalities and political subdivisions	626		13		—		—		626		13
Mortgage-backed	2,876		57		—		—		2,876		57
Corporate	2,427		37		—		—		2,427		37
Total fixed maturities	9,996		157		1,545		9		11,541		166
Equity investments:
Common stock	3,570		313		—		—		3,570		313
Warrants	675		285		—		—		675		285
Total equity investments	4,245		598		—		—		4,245		598
Total	$	14,241	$	755	$	1,545	$	9	$	15,786	$	764