Investments Investments in a unrealized loss position for <> 12 Months, current period (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Mar. 31, 2014 Securities	Dec. 31, 2013 Securities
Obligations of the U.S. Treasury and U.S. Government agencies
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than Twelve Months	$ 24,330	$ 37,385
Unrealized Losses, Less than Twelve Months	524	672
Number of securities, Less than Twelve Months	51	67
Fair Value, Twelve months or Greater	225	234
Unrealized Losses,Twelve months or Greater	3	6
Number of securities,Twelve months or Greater	6	7
Total, Fair Value	24,555	37,619
Total Unrealized Losses	527	678
Total, Number of Securities	57	74
Municipal securities
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than Twelve Months	12,625	10,080
Unrealized Losses, Less than Twelve Months	278	413
Number of securities, Less than Twelve Months	30	23
Fair Value, Twelve months or Greater	0	0
Unrealized Losses,Twelve months or Greater	0	0
Number of securities,Twelve months or Greater	0	0
Total, Fair Value	12,625	10,080
Total Unrealized Losses	278	413
Total, Number of Securities	30	23
Corporate securities
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than Twelve Months	25,981	27,866
Unrealized Losses, Less than Twelve Months	415	734
Number of securities, Less than Twelve Months	42	55
Fair Value, Twelve months or Greater	2,498	7,676
Unrealized Losses,Twelve months or Greater	87	166
Number of securities,Twelve months or Greater	3	8
Total, Fair Value	28,479	35,542
Total Unrealized Losses	502	900
Total, Number of Securities	45	63
Obligations of foreign governments
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than Twelve Months	588	409
Unrealized Losses, Less than Twelve Months	4	2
Number of securities, Less than Twelve Months	1	1
Fair Value, Twelve months or Greater	0	0
Unrealized Losses,Twelve months or Greater	0	0
Number of securities,Twelve months or Greater	0	0
Total, Fair Value	588	409
Total Unrealized Losses	4	2
Total, Number of Securities	1	1
Total fixed maturity securities
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than Twelve Months	63,524	75,740
Unrealized Losses, Less than Twelve Months	1,221	1,821
Number of securities, Less than Twelve Months	124	146
Fair Value, Twelve months or Greater	2,723	7,910
Unrealized Losses,Twelve months or Greater	90	172
Number of securities,Twelve months or Greater	9	15
Total, Fair Value	66,247	83,650
Total Unrealized Losses	1,311	1,993
Total, Number of Securities	133	161
Preferred stock - publicly traded
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than Twelve Months	4,526	5,087
Unrealized Losses, Less than Twelve Months	465	887
Number of securities, Less than Twelve Months	8	9
Fair Value, Twelve months or Greater	0	0
Unrealized Losses,Twelve months or Greater	0	0
Number of securities,Twelve months or Greater	0	0
Total, Fair Value	4,526	5,087
Total Unrealized Losses	465	887
Total, Number of Securities	8	9
Common stock - non-publicly traded
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than Twelve Months	0	0
Unrealized Losses, Less than Twelve Months	0	0
Number of securities, Less than Twelve Months	0	0
Fair Value, Twelve months or Greater	31	31
Unrealized Losses,Twelve months or Greater	13	13
Number of securities,Twelve months or Greater	2	2
Total, Fair Value	31	31
Total Unrealized Losses	13	13
Total, Number of Securities	2	2
Total equity securities
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than Twelve Months	4,526	5,087
Unrealized Losses, Less than Twelve Months	465	887
Number of securities, Less than Twelve Months	8	9
Fair Value, Twelve months or Greater	31	31
Unrealized Losses,Twelve months or Greater	13	13
Number of securities,Twelve months or Greater	2	2
Total, Fair Value	4,557	5,118
Total Unrealized Losses	$ 478	$ 900
Total, Number of Securities	10	11