Segments (Tables)

12 Months Ended

Dec. 31, 2014

Segments [Abstract]

Information by business segment

			U.S. Property		Professional		Accident		U.S. Surety						Corporate
			& Casualty		Liability		& Health		& Credit		International		Investing		& Other		Consolidated
Year ended December 31, 2014
Net earned premium			$	363,998	$	351,690	$	981,219	$	199,764	$	426,480	$	-	$	476	$	2,323,627
Other revenue				20,822		1,082		9,663		2,505		3,711		287,990		3,149		328,922
	Segment revenue			384,820		352,772		990,882		202,269		430,191		287,990		3,625		2,652,549
Loss and LAE				154,200		206,690		696,288		42,273		196,134		-		31,250		1,326,835
Other expense				116,553		67,692		155,469		112,232		175,158		-		36,774		663,878
	Segment expense			270,753		274,382		851,757		154,505		371,292		-		68,024		1,990,713
		Segment pretax earnings (loss)	$	114,067	$	78,390	$	139,125	$	47,764	$	58,899	$	287,990	$	(64,399)	$	661,836

Year ended December 31, 2013
Net earned premium			$	367,135	$	368,167	$	883,515	$	194,286	$	413,206	$	-	$	12,931	$	2,239,240
Other revenue				24,266		(7)		4,932		1,468		4,334		262,212		459		297,664
	Segment revenue			391,401		368,160		888,447		195,754		417,540		262,212		13,390		2,536,904
Loss and LAE				175,190		195,429		630,210		24,143		249,199		-		48,283		1,322,454
Other expense				117,910		66,391		130,814		109,550		158,869		-		58,206		641,740
	Segment expense			293,100		261,820		761,024		133,693		408,068		-		106,489		1,964,194
		Segment pretax earnings (loss)	$	98,301	$	106,340	$	127,423	$	62,061	$	9,472	$	262,212	$	(93,099)	$	572,710

Year ended December 31, 2012
Net earned premium			$	354,050	$	394,687	$	831,827	$	207,955	$	412,853	$	-	$	41,253	$	2,242,625
Other revenue				18,865		731		4,918		843		5,005		252,754		86		283,202
	Segment revenue			372,915		395,418		836,745		208,798		417,858		252,754		41,339		2,525,827
Loss and LAE				209,286		229,873		601,076		38,535		189,410		-		69,894		1,338,074
Other expense				116,398		66,721		122,232		113,619		146,807		-		67,549		633,326
	Segment expense			325,684		296,594		723,308		152,154		336,217		-		137,443		1,971,400
		Segment pretax earnings (loss)	$	47,231	$	98,824	$	113,437	$	56,644	$	81,641	$	252,754	$	(96,104)	$	554,427

Total assets by segment

	2014		2013
U.S. Property & Casualty	$	985,871	$	914,697
Professional Liability		1,104,892		1,110,592
Accident & Health		242,278		235,950
U.S. Surety & Credit		189,054		168,389
International		688,828		859,659
Investing		7,228,608		6,800,313
Corporate & Other		274,815		254,920
Total	$	10,714,346	$	10,344,520

Revenue, pretax earnings and total assets by geographical location

	2014		2013		2012
Domestic	$	1,984,992	$	1,868,557	$	1,880,954
Foreign		667,557		668,347		644,873
Total revenue	$	2,652,549	$	2,536,904	$	2,525,827
Domestic	$	437,774	$	443,898	$	364,083
Foreign		224,062		128,812		190,344
Total pretax earnings	$	661,836	$	572,710	$	554,427

	December 31,
	2014		2013
Domestic	$	7,750,039	$	7,397,509
Foreign		2,964,307		2,947,011
Total assets	$	10,714,346	$	10,344,520