Investments Gains and Losses by Security Type (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Gross Realized Gain (Loss)	$ (129,000)	$ 2,160,000	$ 158,000
Year to Date [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Gross Realized Gains	134,000	2,322,000	241,000
Available-for-sale Securities, Gross Realized Losses	(263,000)	(162,000)	(83,000)
Available-for-sale, Gross Realized Losses, Fair Value at Sale		9,634,000	3,526,000
Available-for-sale Securities, Gross Realized Gain (Loss)	(129,000)	2,160,000	158,000
Available-for-sale, Gross Realized Gains (Losses), Fair Value at Sale		40,540,000	25,394,000
Quarter to Date [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale, Gross Realized Gains, Fair Value at Sale	23,342,000	30,906,000	21,868,000
Available-for-sale, Gross Realized Losses, Fair Value at Sale	43,779,000
Available-for-sale, Gross Realized Gains (Losses), Fair Value at Sale	67,121,000
Fixed Maturities [Member] | Year to Date [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Gross Realized Gains			231,000
Available-for-sale Securities, Gross Realized Losses			(58,000)
Available-for-sale, Gross Realized Losses, Fair Value at Sale			3,191,000
Fixed Maturities [Member] | Quarter to Date [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Gross Realized Gains	103,000	2,043,000
Available-for-sale, Gross Realized Gains, Fair Value at Sale	23,187,000	28,999,000	21,803,000
Available-for-sale Securities, Gross Realized Losses	(261,000)	(141,000)
Available-for-sale, Gross Realized Losses, Fair Value at Sale	43,751,000	9,243,000
Equity Securities [Member] | Year to Date [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Gross Realized Gains			10,000
Available-for-sale Securities, Gross Realized Losses			(25,000)
Available-for-sale, Gross Realized Losses, Fair Value at Sale			335,000
Equity Securities [Member] | Quarter to Date [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Gross Realized Gains	31,000	279,000
Available-for-sale, Gross Realized Gains, Fair Value at Sale	155,000	1,907,000	65,000
Available-for-sale Securities, Gross Realized Losses	(2,000)	(21,000)
Available-for-sale, Gross Realized Losses, Fair Value at Sale	$ 28,000	$ 391,000