Policy and Claim Reserves (Narrative) (Details) - USD ($)	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Insurance [Abstract]
Estimated claims and claim adjustment expenses for claims arising in prior years	$ (1,355,000)	$ (1,673,000)
Reserve for unpaid claims	365,000		$ 391,000
Policy and contract claims	$ 923,000		$ 1,008,000