Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2013

Comprehensive Income (Loss) [Abstract]

Components Of Comprehensive Income (Loss) In The Consolidated Statements Of Operations

	Years Ended December 31,
	2013									2012									2011
(Dollars in thousands)	Before Tax			Tax Effect			Net of Tax			Before Tax			Tax Effect			Net of Tax			Before Tax			Tax Effect			Net of Tax
Unrealized appreciation (depreciation) ("URA(D)") on securities - temporary	$	(457,192	)	$	62,834		$	(394,358	)	$	178,405		$	(6,644	)	$	171,761		$	109,928		$	(19,338	)	$	90,591
URA(D) on securities - OTTI		(1,579	)		140			(1,439	)		2,181			83			2,264			824			66			890
Reclassification of net realized losses (gains) included in net income (loss)		(8,388	)		1,411			(6,977	)		(19,606	)		(70	)		(19,676	)		(4,193	)		(7,146	)		(11,340	)
Foreign currency translation adjustments		(10,462	)		10,300			(162	)		26,484			(3,786	)		22,698			(16,429	)		460			(15,969	)
Benefit plan actuarial net gain (loss)		27,442			(9,605	)		17,837			(18,109	)		6,338			(11,771	)		(48,885	)		17,109			(31,776	)
Reclassification of amortization of net gain (loss) included in net income (loss)		8,889			(3,111	)		5,778			7,377			(2,582	)		4,795			3,575			(1,251	)		2,324
Total other comprehensive income (loss)	$	(441,290	)	$	61,969		$	(379,321	)	$	176,732		$	(6,661	)	$	170,071		$	44,820		$	(10,100	)	$	34,720

Reclassification From Accumulated Other Comprehensive Income

	Years Ended December 31,						Affected line item within the statements of
AOCI component	2013			2012			operations and comprehensive income (loss)
(Dollars in thousands)
URA(D) on securities	$	(8,388	)	$	(19,606	)	Other net realized capital gains (losses)
		1,411			(70	)	Income tax expense (benefit)
	$	(6,977	)	$	(19,676	)	Net income (loss)
Benefit plan net gain (loss)	$	8,889		$	7,377		Other underwriting expenses
		(3,111	)		(2,582	)	Income tax expense (benefit)
	$	5,778		$	4,795		Net income (loss)

Components Of Accumulated Other Comprehensive Income (Loss), Net Of Tax, In The Consolidated Balance Sheets

	Years Ended December 31,
(Dollars in thousands)	2013			2012
Beginning balance of URA (D) on securities	$	603,928		$	449,579
Current period change in URA (D) of investments - temporary		(401,335	)		152,086
Current period change in URA (D) of investments - non-credit OTTI		(1,439	)		2,263
Ending balance of URA (D) on securities		201,154			603,928
Beginning balance of foreign currency translation adjustments		(4,368	)		(27,066	)
Current period change in foreign currency translation adjustments		(162	)		22,698
Ending balance of foreign currency translation adjustments		(4,530	)		(4,368	)
Beginning balance of benefit plan net gain (loss)		(62,511	)		(55,535	)
Current period change in benefit plan net gain (loss)		23,615			(6,976	)
Ending balance of benefit plan net gain (loss)		(38,896	)		(62,511	)
Ending balance of accumulated other comprehensive income (loss)	$	157,728		$	537,049