Investments Including Short Term And Cash And Cash Equivalents [Table Text Block]

The Company invests primarily in fixed maturity securities, which totaled 84.7% of total cash, cash equivalents and investments at September 30, 2015.



	September 30, 2015				December 31, 2014
	Carrying Value		% of Total Carrying Value		Carrying Value		% of Total Carrying Value
	($ In thousands)
Fixed maturity securities	$	983,676	84.7	%	$	932,159	83.6	%
Equity securities	66,668		5.7	%	69,879		6.3	%
Mortgage loans	599		0.1	%	628		0.1	%
Policy loans	58,968		5.1	%	54,032		4.8	%
Real estate and other long-term investments	8,076		0.7	%	8,266		0.7	%
Short-term investments	254		—	%	—		—	%
Cash and cash equivalents	42,831		3.7	%	50,708		4.5	%
Total cash, cash equivalents and investments	$	1,161,072	100.0	%	$	1,115,672	100.0	%

Unrealized Gain (Loss) on Investments [Table Text Block]

The following tables represent the cost, gross unrealized gains and losses and fair value for fixed maturities and equity securities as of the periods indicated.



	September 30, 2015
	Cost or Amortized Cost		Gross Unrealized Gains	Gross Unrealized Losses	Fair Value
	(In thousands)
Fixed maturities:
Available-for-sale:
U.S. Treasury securities	$	10,010	2,892	—	12,902
U.S. Government-sponsored enterprises	36,364		1,359	—	37,723
States and political subdivisions	455,494		18,018	2,937	470,575
Foreign governments	104		30	—	134
Corporate	201,760		12,994	3,408	211,346
Commercial mortgage-backed	162		7	—	169
Residential mortgage-backed	2,773		227	2	2,998
Total available-for-sale securities	706,667		35,527	6,347	735,847
Held-to-maturity securities:
U.S. Government-sponsored enterprises	2,012		137	—	2,149
States and political subdivisions	223,084		7,741	708	230,117
Corporate	22,733		672	1,623	21,782
Total held-to-maturity securities	247,829		8,550	2,331	254,048
Total fixed maturities	954,496		44,077	8,678	989,895

Short-term investments	$	254	—	—	254

Equity securities:
Stock mutual funds	$	16,007	189	67	16,129
Bond mutual funds	49,189		6	534	48,661
Common stock	65		—	23	42
Preferred stock	1,594		243	1	1,836
Total equity securities	$	66,855	438	625	66,668



	December 31, 2014
	Cost or Amortized Cost		Gross Unrealized Gains	Gross Unrealized Losses	Fair Value
	(In thousands)
Fixed maturities:
Available-for-sale securities:
U.S. Treasury securities	$	10,056	2,924	—	12,980
U.S. Government-sponsored enterprises	38,312		1,937	—	40,249
States and political subdivisions	404,657		19,146	1,448	422,355
Foreign governments	104		31	—	135
Corporate	211,410		17,441	1,024	227,827
Commercial mortgage-backed	223		8	—	231
Residential mortgage-backed	3,204		249	3	3,450
Total available-for-sale securities	667,966		41,736	2,475	707,227
Held-to-maturity securities:
U.S. Government-sponsored enterprises	2,017		178	—	2,195
States and political subdivisions	192,875		7,782	388	200,269
Corporate	30,040		947	560	30,427
Total held-to-maturity securities	224,932		8,907	948	232,891
Total fixed maturity securities	$	892,898	50,643	3,423	940,118
Equity securities:
Stock mutual funds	$	16,005	1,657	66	17,596
Bond mutual funds	50,976		60	796	50,240
Common stock	65		—	14	51
Preferred stock	1,741		253	2	1,992
Total equity securities	$	68,787	1,970	878	69,879

Schedule of Unrealized Loss on Investments [Table Text Block]

The following tables present the fair values and gross unrealized losses of fixed maturities and equity securities that have remained in a continuous unrealized loss position for the periods indicated.



	September 30, 2015
	Less than 12 months				Greater than 12 months			Total
	Fair Value		Unrealized Losses	# of Securities	Fair Value	Unrealized Losses	# of Securities	Fair Value	Unrealized Losses	# of Securities
	(In thousands, except for # of securities)
Fixed maturities:
Available-for-sale securities:
States and political subdivisions	$	86,825	980	85	17,392	1,957	13	104,217	2,937	98
Corporate	45,786		2,678	53	5,085	730	5	50,871	3,408	58
Residential mortgage-backed	67		1	2	136	1	3	203	2	5
Total available-for-sale securities	132,678		3,659	140	22,613	2,688	21	155,291	6,347	161
Held-to-maturity securities:
States and political subdivisions	37,472		615	31	2,430	93	5	39,902	708	36
Corporate	2,744		728	3	4,664	895	4	7,408	1,623	7
Total held-to-maturity securities	40,216		1,343	34	7,094	988	9	47,310	2,331	43
Total fixed maturities	$	172,894	5,002	174	29,707	3,676	30	202,601	8,678	204
Equity securities:
Stock mutual funds	$	8,736	67	3	—	—	—	8,736	67	3
Bond mutual funds	31,668		505	2	110	29	1	31,778	534	3
Common stocks	41		6	3	—	17	1	41	23	4
Preferred stocks	—		1	1	—	—	—	—	1	1
Total equities	$	40,445	579	9	110	46	2	40,555	625	11

As of September 30, 2015, the Company had 21 available-for-sale fixed maturity securities and 9 held-to-maturity fixed maturity securities that were in an unrealized loss position for greater than 12 months. We reported 2 common stock holding in an unrealized loss position for greater than 12 months as of September 30, 2015.



	December 31, 2014
	Less than 12 months				Greater than 12 months			Total
	Fair Value		Unrealized Losses	# of Securities	Fair Value	Unrealized Losses	# of Securities	Fair Value	Unrealized Losses	# of Securities
	(In thousands, except for # of securities)
Fixed maturities:
Available-for-sale securities:
States and political subdivisions	$	43,776	318	47	33,716	1,130	24	77,492	1,448	71
Corporate	26,671		780	24	2,530	244	2	29,201	1,024	26
Residential mortgage-backed	159		2	5	33	1	1	192	3	6
Total available-for-sale securities	70,606		1,100	76	36,279	1,375	27	106,885	2,475	103
Held-to-maturity securities:
States and political subdivisions	21,233		74	16	15,429	314	21	36,662	388	37
Corporate	3,866		285	4	2,746	275	2	6,612	560	6
Total held-to-maturity securities	25,099		359	20	18,175	589	23	43,274	948	43
Total fixed maturities	$	95,705	1,459	96	54,454	1,964	50	150,159	3,423	146
Equity securities:
Stock mutual funds	$	5,224	66	4	—	—	—	5,224	66	4
Bond mutual funds	26,228		796	4	—	—	—	26,228	796	4
Preferred stocks	234		2	4	—	—	—	234	2	4
Common stock	46		1	2	4	13	9	50	14	11
Total equities	$	31,732	865	14	4	13	9	31,736	878	23

Schedule of Realized Gain (Loss) [Table Text Block]

The Company uses the specific identification method of the individual security to determine the cost basis used in the calculation of realized gains and losses related to security sales. Proceeds and gross realized gains from sales of securities for the three and nine months ended September 30, 2015 and 2014 are summarized as follows.



	Fixed Maturities Available-for-Sale					Equity Securities
	Three Months Ended			Nine Months Ended		Three Months Ended		Nine Months Ended
	September 30,			September 30,		September 30,		September 30,
	2015		2014	2015	2014	2015	2014	2015	2014
	(In thousands)
Proceeds	$	—	100	—	680	—	3,924	—	15,029
Gross realized gains	$	—	5	—	26	—	55	—	118
Gross realized losses	$	—	—	—	—	—	—	—	169

The Company uses the specific identification method of the individual security to determine the cost basis used in the calculation of realized gains and losses related to security sales. Proceeds and gross realized gains from sales of securities for the three and nine months ended September 30, 2015 and 2014 are summarized as follows.



	Fixed Maturities Available-for-Sale					Equity Securities
	Three Months Ended			Nine Months Ended		Three Months Ended		Nine Months Ended
	September 30,			September 30,		September 30,		September 30,
	2015		2014	2015	2014	2015	2014	2015	2014
	(In thousands)
Proceeds	$	—	100	—	680	—	3,924	—	15,029
Gross realized gains	$	—	5	—	26	—	55	—	118
Gross realized losses	$	—	—	—	—	—	—	—	169

Investments Classified by Contractual Maturity Date [Table Text Block]

The amortized cost and fair value of fixed maturity securities at September 30, 2015 by contractual maturity are shown in the table below. Actual maturities may differ from contractual maturities because borrowers may have the right to call or prepay obligations with or without call or prepayment penalties. Securities not due at a single maturity date have been reflected based upon final stated maturity.



	September 30, 2015
	Amortized Cost		Fair Value
	(In thousands)
Available-for-sale securities:
Due in one year or less	$	23,804	24,152
Due after one year through five years	126,342		131,632
Due after five years through ten years	98,083		102,448
Due after ten years	458,438		477,615
Total available-for-sale securities	706,667		735,847
Held-to-maturity securities:
Due in one year or less	9,357		9,397
Due after one year through five years	35,383		37,298
Due after five years through ten years	48,634		50,258
Due after ten years	154,455		157,095
Total held-to-maturity securities	247,829		254,048
Total fixed maturities	$	954,496	989,895