Dividend Payment Restrictions [Text Block] (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Statutory Accounting Practices, Statutory Amount Available for Dividend Payments without Regulatory Approval	$ 23,606
Dividends, Common Stock, Cash	2,392	$ 1,800	$ 1,562
MadisonNationalLifeSubsidiariesMember
Payments of Dividends	11,000	5,290	4,600
Statutory Accounting Practices, Dividends Paid with Approval of Regulatory Agency		10,546
StandardSecurityLifeSubsidiariesMember
Payments of Dividends	7,000	12,500	6,000
Statutory Accounting Practices, Dividends Paid with Approval of Regulatory Agency		60,000
IndependenceAmericanSubsidiariesMember
Payments of Dividends	$ 0	$ 0	$ 0