Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2013

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The following tables set forth our assets and liabilities that are measured at fair value on a recurring basis as of the dates indicated.

	March 31, 2013
Available-for-sale investments	Level 1		Level 2	Level 3	Total Fair Value
	(In thousands)
Financial assets:
Fixed maturities:
U.S. Treasury and U.S. Government-sponsored enterprises	$	13,736	73,014	—	86,750
States and political subdivisions	—		331,134	—	331,134
Corporate	—		224,012	—	224,012
Commercial mortgage-backed	—		61	369	430
Residential mortgage-backed	—		5,217	—	5,217
Foreign governments	—		139	—	139
Total fixed maturities	13,736		633,577	369	647,682
Equity securities:
Stock mutual funds	11,368		—	—	11,368
Bond mutual funds	41,715		—	—	41,715
Common stock	15		—	—	15
Preferred stock	931		—	—	931
Total equity securities	54,029		—	—	54,029
Total financial assets	$	67,765	633,577	369	701,711

	December 31, 2012
Available-for-sale investments	Level 1		Level 2	Level 3	Total Fair Value
	(In thousands)
Financial assets:
Fixed maturities:
U.S. Treasury and U.S. Government-sponsored enterprises	$	13,943	85,581	—	99,524
States and political subdivisions	—		282,262	—	282,262
Corporate	—		216,005	—	216,005
Commercial mortgage-backed	—		109	387	496
Residential mortgage-backed	—		6,092	—	6,092
Foreign governments	—		141	—	141
Total fixed maturities	13,943		590,190	387	604,520
Equity securities:
Stock mutual funds	10,685		—	—	10,685
Bond mutual funds	41,916		—	—	41,916
Common stock	15		—	—	15
Preferred stock	1,125		—	—	1,125
Total equity securities	53,741		—	—	53,741
Total financial assets	$	67,684	590,190	387	658,261

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

The following table presents additional information about fixed maturity securities measured at fair value on a recurring basis that are classified as Level 3 assets and for which we have utilized significant unobservable inputs to determine fair value.

	March 31, 2013			December 31, 2012
	(In thousands)
Balance at beginning of period	$	387		459
Total realized and unrealized gains (losses)
Included in net income	—			—
Included in other comprehensive income	(1		)	(6	)
Principal paydowns	(17		)	(66	)
Transfer in and (out) of Level 3	—			—
Balance at end of period	$	369		387

Fair Value, by Balance Sheet Grouping [Table Text Block]

The carrying amount and fair value for the financial assets and liabilities on the consolidated balance sheets not otherwise disclosed for the periods indicated are as follows:

	March 31, 2013			December 31, 2012
	Carrying Value		Fair Value	Carrying Value	Fair Value
	(In thousands)
Financial assets:
Fixed maturities, held-to-maturity	$	167,707	174,966	187,008	193,739
Mortgage loans	1,376		1,417	1,509	1,503
Policy loans	44,872		44,872	42,993	42,993
Short-term investments	2,853		2,853	2,340	2,340
Cash and cash equivalents	42,608		42,608	56,299	56,299
Financial liabilities:
Annuity benefit reserves	52,450		58,239	51,750	54,981