Insurance Reserves and Policyholder Funds (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Reserves for life, accident and health [Abstract]
Future policy benefits	$ 66,932	$ 63,321
Unearned premiums	22,637	23,646
Losses, claims and loss adjustment expenses	62,873	57,975
Other policy liabilities	2,116	2,252
Total insurance reserves and policyholder funds	154,558	147,194
Annualized premiums for accident and health insurance policies	83,038	68,783
Summary of activity in liability for unpaid loss and claim reserves [Abstract]
Balance at January 1	57,975	53,961
Less: Reinsurance receivable on unpaid losses	(15,673)	(14,226)
Net balance at January 1	42,302	39,735
Incurred related to [Abstract]
Current year	86,780	73,980
Prior years	(1,841)	(4,095)
Total incurred	84,939	69,885
Paid related to [Abstract]
Current year	61,786	51,316
Prior years	21,325	16,301
Total paid	83,111	67,617
Reserves acquired	0	299
Net balance at December 31	44,130	42,302
Plus: Reinsurance receivable on unpaid losses	18,743	15,673
Balance at December 31	62,873	57,975
Reconciliation of total incurred claims to total insurance benefits and losses incurred [Abstract]
Total incurred claims	84,939	69,885
Cash surrender value and matured endowments	1,241	1,400
Benefit reserve changes	3,637	2,329
Total insurance benefits and losses incurred	89,817	73,614
Ordinary [Member]
Reserves for life, accident and health [Abstract]
Future policy benefits	51,256	49,261
Ordinary [Member] | Life Insurance in Force [Member]
Reserves for life, accident and health [Abstract]
Future policy benefits	244,634	237,966
Mass market [Member]
Reserves for life, accident and health [Abstract]
Future policy benefits	3,037	3,293
Mass market [Member] | Life Insurance in Force [Member]
Reserves for life, accident and health [Abstract]
Future policy benefits	4,001	4,450
Individual annuities [Member]
Reserves for life, accident and health [Abstract]
Future policy benefits	142	186
Individual annuities [Member] | Life Insurance in Force [Member]
Reserves for life, accident and health [Abstract]
Future policy benefits	0	0
Life Insurance Segment [Member]
Reserves for life, accident and health [Abstract]
Future policy benefits	54,435	52,740
Life Insurance Segment [Member] | Life Insurance in Force [Member]
Reserves for life, accident and health [Abstract]
Future policy benefits	248,635	242,416
Accident and Health Insurance Segment [Member]
Reserves for life, accident and health [Abstract]
Future policy benefits	$ 12,497	$ 10,581
Life, accident and health insurance [Member] | Prior to 1977 [Member]
Future policy benefits [Abstract]
Policy issue range for future benefits assumptions	prior to 1977
Life, accident and health insurance [Member] | Prior to 1977 [Member] | Minimum [Member]
Future policy benefits [Abstract]
Interest rates assumed for future policy benefits (in hundredths)	2.50%
Life, accident and health insurance [Member] | Prior to 1977 [Member] | Maximum [Member]
Future policy benefits [Abstract]
Interest rates assumed for future policy benefits (in hundredths)	5.50%
Life, accident and health insurance [Member] | 1977 to 1979 [Member]
Future policy benefits [Abstract]
Policy issue range for future benefits assumptions	1977 through 1979
Life, accident and health insurance [Member] | 1977 to 1979 [Member] | Minimum [Member]
Future policy benefits [Abstract]
Interest rates assumed for future policy benefits (in hundredths)	5.50%
Life, accident and health insurance [Member] | 1977 to 1979 [Member] | Maximum [Member]
Future policy benefits [Abstract]
Interest rates assumed for future policy benefits (in hundredths)	7.00%
Life, accident and health insurance [Member] | 1980 to 1987 [Member]
Future policy benefits [Abstract]
Interest rates assumed for future policy benefits (in hundredths)	9.00%
Policy issue range for future benefits assumptions	1980 through 1987
Life, accident and health insurance [Member] | 1988 to 2009 [Member]
Future policy benefits [Abstract]
Policy issue range for future benefits assumptions	1988 through 2009
Life, accident and health insurance [Member] | 1988 to 2009 [Member] | Minimum [Member]
Future policy benefits [Abstract]
Interest rates assumed for future policy benefits (in hundredths)	5.00%
Life, accident and health insurance [Member] | 1988 to 2009 [Member] | Maximum [Member]
Future policy benefits [Abstract]
Interest rates assumed for future policy benefits (in hundredths)	7.00%
Life, accident and health insurance [Member] | 2010 and 2012 [Member]
Future policy benefits [Abstract]
Interest rates assumed for future policy benefits (in hundredths)	4.00%
Policy issue range for future benefits assumptions	2010 through 2012 issues