CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 29,992	$ 43,519	$ 37,966
Adjustments to reconcile net income to net cash provided by operating activities:
Losses and settlement expenses (affiliated $50,339, $22,836 and $(11,370))	51,128	27,084	(10,203)
Unearned premiums (affiliated $11,672, $22,572 and $15,526)	11,466	24,412	15,526
Other policyholders' funds due to affiliate	1,662	2,436	994
Amounts due to/from affiliate to settle inter-company transaction balances	(531)	(7,261)	(1,907)
Net pension and postretirement benefits due from affiliate	(4,761)	1,267	2,338
Reinsurance receivables due from affiliate	1,725	1,174	5,239
Prepaid reinsurance premiums due from affiliate	852	(4,521)	4,182
Commissions payable (affiliated $(196), $2,078 and $2,606)	(408)	2,227	2,587
Deferred policy acquisition costs (affiliated $(1,516), $(2,988) and $(3,576))	(1,551)	(3,367)	(3,576)
Accrued investment income	(311)	(46)	318
Current income tax	(1,424)	3,213	8,080
Deferred income tax	3,635	407	2,073
Net realized investment gains	(4,349)	(8,997)	(8,017)
Other, net (affiliated $(1,122), $1,369 and $509)	4,690	5,286	(562)
Total adjustments to reconcile net income to net cash provided by operating activities	61,823	43,314	17,072
Net cash provided by operating activities	91,815	86,833	55,038
CASH FLOWS FROM INVESTING ACTIVITIES
Purchases of fixed maturity securities available-for-sale	(209,885)	(264,178)	(246,492)
Disposals of fixed maturity securities available-for-sale	131,942	175,664	226,672
Purchases of equity securities available-for-sale	(50,154)	(40,580)	(84,762)
Disposals of equity securities available-for-sale	45,698	47,479	71,008
Purchases of other long-term investments	(7,613)	(1,798)	(855)
Disposals of other long-term investments	530	246	6
Net purchases of short-term investments	2,904	(2,786)	(10,790)
Net cash used in investing activities	(86,578)	(85,953)	(45,213)
CASH FLOWS FROM FINANCING ACTIVITIES
Issuance of common stock through affiliate’s stock plans	7,392	10,208	692
Excess tax benefit associated with affiliate’s stock plans	103	96	(3)
Dividends paid to stockholders (affiliated $(7,377), $(6,749) and $(6,357))	(12,588)	(11,275)	(10,439)
Net cash used in financing activities	(5,093)	(971)	(9,750)
NET INCREASE (DECREASE) IN CASH	144	(91)	75
Cash at the beginning of the year	239	330	255
Cash at the end of the year	383	239	330
Income taxes paid	8,703	13,714	3,514
Interest paid to affiliate	$ 384	$ 900	$ 900