Investments Reconciliation, Investments by Category (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis	$ 450,074	$ 375,090
Available-for-sale Securities, Gross Unrealized Gain, Accumulated in Investments	6,577	8,230
Available-for-sale Securities, Gross Unrealized Loss, Accumulated in Investments	3,937	1,693
Investments	452,714	381,627
US Government and Government Agencies and Authorities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	81,973	134,601
Available-for-sale Securities, Gross Unrealized Gain, Accumulated in Investments	148	423
Available-for-sale Securities, Gross Unrealized Loss, Accumulated in Investments	474	590
Available-for-sale Securities, Debt Securities	81,647	134,434
Foreign Government Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	2,038	3,275
Available-for-sale Securities, Gross Unrealized Gain, Accumulated in Investments	37	79
Available-for-sale Securities, Gross Unrealized Loss, Accumulated in Investments	0	0
Available-for-sale Securities, Debt Securities	2,075	3,354
US States and Political Subdivisions Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	154,004	90,262
Available-for-sale Securities, Gross Unrealized Gain, Accumulated in Investments	2,391	1,866
Available-for-sale Securities, Gross Unrealized Loss, Accumulated in Investments	490	217
Available-for-sale Securities, Debt Securities	155,905	91,911
Public Utility, Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	8,398	9,044
Available-for-sale Securities, Gross Unrealized Gain, Accumulated in Investments	128	217
Available-for-sale Securities, Gross Unrealized Loss, Accumulated in Investments	33	39
Available-for-sale Securities, Debt Securities	8,493	9,222
All Other Corporate Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	148,170	111,787
Available-for-sale Securities, Gross Unrealized Gain, Accumulated in Investments	880	1,409
Available-for-sale Securities, Gross Unrealized Loss, Accumulated in Investments	2,292	580
Available-for-sale Securities, Debt Securities	146,758	112,616
Redeemable Preferred Stock [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	1,832	1,094
Available-for-sale Securities, Gross Unrealized Gain, Accumulated in Investments	37	9
Available-for-sale Securities, Gross Unrealized Loss, Accumulated in Investments	49	10
Available-for-sale Securities, Debt Securities	1,820	1,093
Fixed Maturities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	396,415	350,063
Available-for-sale Securities, Gross Unrealized Gain, Accumulated in Investments	3,621	4,003
Available-for-sale Securities, Gross Unrealized Loss, Accumulated in Investments	3,338	1,436
Available-for-sale Securities, Debt Securities	396,698	352,630
Mutual Fund [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Equity Securities, Amortized Cost Basis	26,357
Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax	0
Available-for-sale Equity Securities, Accumulated Gross Unrealized Loss, before Tax	14
Available-for-sale Securities, Equity Securities	26,343
Public Utility, Equities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Equity Securities, Amortized Cost Basis	1,342	1,222
Available-for-sale Securities, Gross Unrealized Gain, Accumulated in Investments	44	211
Available-for-sale Securities, Gross Unrealized Loss, Accumulated in Investments	34	0
Available-for-sale Securities, Equity Securities	1,352	1,433
Other Common Stock [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Equity Securities, Amortized Cost Basis	18,624	19,560
Available-for-sale Securities, Gross Unrealized Gain, Accumulated in Investments	2,615	3,738
Available-for-sale Securities, Gross Unrealized Loss, Accumulated in Investments	545	250
Available-for-sale Securities, Equity Securities	20,694	23,048
Nonredeemable Preferred Stock [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Equity Securities, Amortized Cost Basis	2,356	1,496
Available-for-sale Securities, Gross Unrealized Gain, Accumulated in Investments	67	17
Available-for-sale Securities, Gross Unrealized Loss, Accumulated in Investments	6	7
Available-for-sale Securities, Equity Securities	2,417	1,506
Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Equity Securities, Amortized Cost Basis	48,679	22,278
Available-for-sale Securities, Gross Unrealized Gain, Accumulated in Investments	2,726	3,966
Available-for-sale Securities, Gross Unrealized Loss, Accumulated in Investments	599	257
Available-for-sale Securities, Equity Securities	50,806	25,987
Other Long-term Investments [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis	4,980	2,749
Available-for-sale Securities, Gross Unrealized Gain, Accumulated in Investments	230	261
Available-for-sale Securities, Gross Unrealized Loss, Accumulated in Investments	0	0
Other Long-term Investments	$ 5,210	$ 3,010

This item represents the cost of debt securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

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