Industry Segments (Tables)

9 Months Ended

Sep. 30, 2015

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 September 30, 2015:
Insurance-Domestic	$	1,181,923	$	93,394	$	23,021	$	1,298,338	$	191,582		$	130,445
Insurance-International	197,578		13,595		—		211,173		12,527			9,001
Reinsurance-Global	152,057		19,468		—		171,525		22,413			15,807
Corporate and eliminations (1)	—		6,757		119,260		126,017		(51,506		)	(37,684		)
Net investment gains	—		—		53,904		53,904		53,904			35,038
Total	$	1,531,558	$	133,214	$	196,185	$	1,860,957	$	228,920		$	152,607
Three months ended September 30, 2014:
Insurance-Domestic	$	1,093,554	$	125,792	$	26,408	$	1,245,754	$	228,359		$	154,718
Insurance-International	205,529		19,957		—		225,486		12,603			9,217
Reinsurance-Global	161,721		26,916		—		188,637		29,005			20,207
Corporate and eliminations (1)	—		6,560		101,910		108,470		(63,772		)	(42,571		)
Net investment gains	—		—		72,258		72,258		72,258			46,968
Total	$	1,460,804	$	179,225	$	200,576	$	1,840,605	$	278,453		$	188,539
Nine months ended September 30, 2015
Insurance-Domestic	$	3,459,118	$	269,160	$	72,981	$	3,801,259	$	534,401		$	365,933
Insurance-International	583,041		40,177		—		623,218		41,347			29,648
Reinsurance-Global	454,453		54,575		—		509,028		69,797			49,134
Corporate and eliminations (1)	—		21,124		340,267		361,391		(170,226		)	(116,094		)
Net investment gains	—		—		100,505		100,505		100,505			65,328
Total	$	4,496,612	$	385,036	$	513,753	$	5,395,401	$	575,824		$	393,949
Nine months ended September 30, 2014:
Insurance-Domestic	$	3,138,806	$	347,002	$	82,159	$	3,567,967	$	607,399		$	414,588
Insurance-International	592,721		47,885		—		640,606		41,860			29,938
Reinsurance-Global	510,534		72,102		—		582,636		86,945			60,624
Corporate and eliminations (1)	—		19,676		299,435		319,111		(180,892		)	(119,194		)
Net investment gains	—		—		234,180		234,180		234,180			152,217
Total	$	4,242,061	$	486,665	$	615,774	$	5,344,500	$	789,492		$	538,173

________

(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)	September 30, 2015		December 31, 2014
Insurance-Domestic	$	16,298,153	$	16,036,513
Insurance-International	1,821,712		1,876,347
Reinsurance-Global	2,482,325		2,708,090
Corporate and eliminations	1,136,376		1,058,289
Total	$	21,738,566	$	21,679,239

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 Nine Months
	Ended September 30,				Ended September 30,
(In thousands)	2015		2014		2015		2014
Insurance-Domestic:
Other liability	$	395,400	$	368,818	$	1,146,884	$	1,070,525
Workers’ compensation	322,896		291,297		940,636		824,541
Short-tail lines	230,733		222,561		687,626		642,833
Commercial automobile	138,483		134,197		411,951		385,667
Professional liability	94,411		76,681		272,021		215,240
Total	1,181,923		1,093,554		3,459,118		3,138,806
Insurance-International:
Other liability	22,733		27,705		69,527		70,036
Workers’ compensation	24,849		18,012		69,643		52,578
Short-tail lines	96,624		100,417		285,980		303,119
Commercial automobile	32,177		29,076		94,278		86,318
Professional liability	21,195		30,319		63,613		80,670
Total	197,578		205,529		583,041		592,721
Reinsurance-Global:
Casualty	103,198		122,741		314,462		372,894
Property	48,859		38,980		139,991		137,640
Total	152,057		161,721		454,453		510,534
Total	$	1,531,558	$	1,460,804	$	4,496,612	$	4,242,061