Industry Segments (Tables)

6 Months Ended

Jun. 30, 2014

Segment Reporting [Abstract]

Financial Information Of Company Operating Segments

	Revenues
(In thousands)	Earned Premiums		Investment Income			Other		Total		Pre-Tax Income (Loss)			Net Income (Loss) to Common Stockholders
Three months ended June 30, 2014:
Insurance-Domestic	$	1,041,745	$	103,073		$	26,985	$	1,171,803	$	176,855		$	121,834
Insurance-International	201,868		11,276			—		213,144		11,510			8,253
Reinsurance-Global	174,032		17,608			—		191,640		25,866			18,025
Corporate and eliminations (1)	—		6,772			104,462		111,234		(59,945		)	(39,110		)
Net investment gains	—		—			109,168		109,168		109,168			70,959
Total	$	1,417,645	$	138,729		$	240,615	$	1,796,989	$	263,454		$	179,961
Three months ended June 30, 2013:
Insurance-Domestic	$	925,997	$	107,562		$	27,652	$	1,061,211	$	152,334		$	106,478
Insurance-International	180,192		13,171			—		193,363		12,583			9,092
Reinsurance-Global	176,326		23,036			—		199,362		24,752			17,681
Corporate and eliminations (1)	—		(32		)	84,000		83,968		(64,021		)	(38,782		)
Net investment gains	—		—			33,058		33,058		33,058			21,488
Total	$	1,282,515	$	143,737		$	144,710	$	1,570,962	$	158,706		$	115,957
Six months ended June 30, 2014:
Insurance-Domestic	$	2,045,252	$	221,210		$	55,751	$	2,322,213	$	379,040		$	259,870
Insurance-International	387,192		27,928			—		415,120		29,257			20,721
Reinsurance-Global	348,813		45,186			—		393,999		57,940			40,417
Corporate and eliminations (1)	—		13,116			197,525		210,641		(117,120		)	(76,623		)
Net investment gains	—		—			161,922		161,922		161,922			105,249
Total	$	2,781,257	$	307,440		$	415,198	$	3,503,895	$	511,039		$	349,634
Six months ended June 30, 2013:
Insurance-Domestic	$	1,810,375	$	205,359		$	54,388	$	2,070,122	$	293,684		$	205,886
Insurance-International	351,311		25,232			—		376,543		34,965			24,569
Reinsurance-Global	352,948		45,535			—		398,483		62,693			44,075
Corporate and eliminations (1)	—		3,540			176,016		179,556		(125,440		)	(76,426		)
Net investment gains	—		—			53,027		53,027		53,027			34,468
Total	$	2,514,634	$	279,666		$	283,431	$	3,077,731	$	318,929		$	232,572

___________

(1) Corporate and eliminations represent corporate revenues and expenses that are not allocated to business segments.

Identifiable Assets By Segment

Identifiable assets by segment are as follows:

(In thousands)	June 30, 2014		December 31, 2013
Insurance-Domestic	$	15,565,600	$	15,247,807
Insurance-International	1,963,689		1,516,310
Reinsurance-Global	2,767,108		3,103,193
Corporate and eliminations	870,797		684,486
Total	$	21,167,194	$	20,551,796

Net Premiums Earned By Major Line Of Business

Net premiums earned by major line of business are as follows:

	For the Three Months				For the Six Months
	Ended June 30,				Ended June 30,
(In thousands)	2014		2013		2014		2013
Insurance-Domestic:
Other liability	$	362,074	$	307,444	$	701,707	$	603,032
Workers’ compensation	270,212		241,191		533,244		470,202
Short-tail lines	215,506		192,938		420,272		371,687
Commercial automobile	127,102		119,900		251,470		236,022
Professional liability	66,851		64,524		138,559		129,432
Total	1,041,745		925,997		2,045,252		1,810,375
Insurance-International:
Other liability	22,956		15,070		42,331		30,288
Workers’ compensation	17,241		21,746		34,566		44,635
Short-tail lines	106,428		84,301		202,702		156,424
Commercial automobile	29,649		32,392		57,242		67,031
Professional liability	25,594		26,683		50,351		52,933
Total	201,868		180,192		387,192		351,311
Reinsurance-Global:
Casualty	124,550		122,117		250,153		243,444
Property	49,482		54,209		98,660		109,504
Total	174,032		176,326		348,813		352,948
Total	$	1,417,645	$	1,282,515	$	2,781,257	$	2,514,634