Segments (Tables)

9 Months Ended

Sep. 30, 2013

Segments [Abstract]

Information by business segment

			U.S. Property & Casualty		Professional Liability		Accident & Health		U.S. Surety & Credit		International		Investing		Corporate & Other		Consolidated
Nine months ended September 30, 2013
Net earned premium			$	276,647	$	277,662	$	657,995	$	144,673	$	311,261	$	0	$	10,972	$	1,679,210
Other revenue				16,198		304		3,736		1,027		2,790		196,756		253		221,064
	Segment revenue			292,845		277,966		661,731		145,700		314,051		196,756		11,225		1,900,274
Loss and LAE				121,060		141,921		483,709		32,287		204,137		0		9,433		992,547
Other expense				84,801		46,781		97,414		80,182		114,534		0		67,688		491,400
	Segment expense			205,861		188,702		581,123		112,469		318,671		-		77,121		1,483,947
		Segment pretax earnings (loss)	$	86,984	$	89,264	$	80,608	$	33,231	$	(4,620)	$	196,756	$	(65,896)	$	416,327

Nine months ended September 30, 2012
Net earned premium			$	265,593	$	298,454	$	624,077	$	154,232	$	302,303	$	0	$	31,463	$	1,676,122
Other revenue				15,300		799		3,589		659		2,766		174,133		116		197,362
	Segment revenue			280,893		299,253		627,666		154,891		305,069		174,133		31,579		1,873,484
Loss and LAE				154,156		170,506		447,262		42,444		126,547		0		28,852		969,767
Other expense				89,348		49,621		93,127		83,402		108,018		0		75,303		498,819
	Segment expense			243,504		220,127		540,389		125,846		234,565		-		104,155		1,468,586
		Segment pretax earnings (loss)	$	37,389	$	79,126	$	87,277	$	29,045	$	70,504	$	174,133	$	(72,576)	$	404,898

			U.S. Property & Casualty		Professional Liability		Accident & Health		U.S. Surety & Credit		International		Investing		Corporate & Other		Consolidated
Three months ended September 30, 2013
Net earned premium			$	91,684	$	92,439	$	223,048	$	47,442	$	100,849	$	0	$	1,206	$	556,668
Other revenue				4,769		(21)		1,406		406		888		72,130		231		79,809
	Segment revenue			96,453		92,418		224,454		47,848		101,737		72,130		1,437		636,477
Loss and LAE				13,666		30,100		163,143		13,436		99,221		0		810		320,376
Other expense				32,044		10,909		33,705		26,501		42,613		0		30,229		176,001
	Segment expense			45,710		41,009		196,848		39,937		141,834		0		31,039		496,377
		Segment pretax earnings (loss)	$	50,743	$	51,409	$	27,606	$	7,911	$	(40,097)	$	72,130	$	(29,602)	$	140,100

Three months ended September 30, 2012
Net earned premium			$	87,741	$	97,549	$	209,049	$	53,388	$	105,831	$	0	$	10,092	$	563,650
Other revenue				8,415		532		1,095		244		631		57,183		(77)		68,023
	Segment revenue			96,156		98,081		210,144		53,632		106,462		57,183		10,015		631,673
Loss and LAE				53,229		36,183		140,344		15,721		46,924		0		11,613		304,014
Other expense				29,581		13,414		32,025		27,879		39,253		0		31,888		174,040
	Segment expense			82,810		49,597		172,369		43,600		86,177		-		43,501		478,054
		Segment pretax earnings (loss)	$	13,346	$	48,484	$	37,775	$	10,032	$	20,285	$	57,183	$	(33,486)	$	153,619