Financial Schedules Schedule III - Supplemental Insurance Information (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Supplementary Insurance Information, by Segment [Line Items]
Supplementary Insurance Information, Deferred policy acquisition costs	$ 165,362	$ 157,468
Supplementary Insurance Information, Future policy benefit reserves and policy claims payable	1,071,676	990,652
Supplementary Insurance Information, Unearned premiums	1,206	2,442
Supplementary Insurance Information, Other policy claims and benefits payable	67,997	60,795
Life Insurance Segment [Member]
Supplementary Insurance Information, by Segment [Line Items]
Supplementary Insurance Information, Deferred policy acquisition costs	132,059	126,756
Supplementary Insurance Information, Future policy benefit reserves and policy claims payable	806,973	730,318
Supplementary Insurance Information, Unearned premiums	959	2,195
Supplementary Insurance Information, Other policy claims and benefits payable	66,222	58,823
Home Service Insurance Segment [Member]
Supplementary Insurance Information, by Segment [Line Items]
Supplementary Insurance Information, Deferred policy acquisition costs	33,303	30,712
Supplementary Insurance Information, Future policy benefit reserves and policy claims payable	264,703	260,334
Supplementary Insurance Information, Unearned premiums	247	247
Supplementary Insurance Information, Other policy claims and benefits payable	1,775	1,972
Other Non-Insurance Enterprise Segment [Member]
Supplementary Insurance Information, by Segment [Line Items]
Supplementary Insurance Information, Deferred policy acquisition costs	0	0
Supplementary Insurance Information, Future policy benefit reserves and policy claims payable	0	0
Supplementary Insurance Information, Unearned premiums	0	0
Supplementary Insurance Information, Other policy claims and benefits payable	$ 0	$ 0