Discontinued Operations (Statements of Income) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Benefits, Losses and Expenses
Net income (loss) from discontinued operations	$ 0	$ (1,912)
Earnings (loss) per common share from discontinued operations:
Basic (in dollars per share)	$ 0	$ (0.08)
Diluted (in dollars per share)	$ 0	$ (0.07)
United Life | Discontinued Operations, Disposed of by Sale
Revenues
Net premiums earned	$ 0	$ 13,003
Investment income, net of investment expenses	0	12,663
Net realized investment gains (losses)	0	(1,057)
Other income	0	146
Total revenues	0	24,755
Benefits, Losses and Expenses
Losses and loss settlement expenses	0	10,823
Increase in liability for future policy benefits	0	5,023
Amortization of deferred policy acquisition costs	0	1,895
Other underwriting expenses	0	3,864
Interest on policyholders’ accounts	0	4,499
Total benefits, losses and expenses	0	26,104
Income (loss) from discontinued operations before income taxes	0	(1,349)
Federal income tax expense	0	563
Net income (loss) from discontinued operations	$ 0	$ (1,912)
Earnings (loss) per common share from discontinued operations:
Basic (in dollars per share)	$ 0	$ (0.08)
Diluted (in dollars per share)	$ 0	$ (0.07)