The following tables summarize the Company's segment disclosures.



	Quarter Ended September 30, 2017
(dollars in thousands)	U.S. Insurance			International Insurance			Reinsurance			Other Insurance (Discontinued Lines)				Investing			Consolidated
Gross premium volume	$	778,323		$	319,914		$	230,077		$	(186	)		$	—		$	1,328,128
Net written premiums	653,970			254,326			189,636			(178		)		—			1,097,754

Earned premiums	600,294			240,145			259,601			(178		)		—			1,099,862
Losses and loss adjustment expenses:
Current accident year	(533,662		)	(274,581		)	(418,297		)	—				—			(1,226,540		)
Prior accident years	87,613			40,740			21,164			1,591				—			151,108
Amortization of policy acquisition costs	(134,243		)	(43,140		)	(53,440		)	—				—			(230,823		)
Other operating expenses	(90,350		)	(50,771		)	(23,885		)	(80		)		—			(165,086		)
Underwriting profit (loss)	(70,348		)	(87,607		)	(214,857		)	1,333				—			(371,479		)
Net investment income	—			—			—			—				104,489			104,489
Net realized investment losses	—			—			—			—				(40,007		)	(40,007		)
Other revenues (insurance)	979			658			—			428				—			2,065
Other expenses (insurance)	(162		)	(1,035		)	—			(6,776		)		—			(7,973		)
Segment profit (loss)	$	(69,531	)	$	(87,984	)	$	(214,857	)	$	(5,015	)		$	64,482		$	(312,905	)
Other revenues (non-insurance)																	339,739
Other expenses (non-insurance)																	(336,314		)
Amortization of intangible assets																	(18,654		)
Interest expense																	(31,814		)
Loss before income taxes																	$	(359,948	)
U.S. GAAP combined ratio ⁽¹⁾	112		%	136		%	183		%	NM			⁽²⁾				134		%



	Quarter Ended September 30, 2016
(dollars in thousands)	U.S. Insurance			International Insurance			Reinsurance			Other Insurance (Discontinued Lines)				Investing		Consolidated
Gross premium volume	$	663,196		$	269,093		$	196,948		$	536			$	—	$	1,129,773
Net written premiums	562,215			209,656			157,043			469				—		929,383

Earned premiums	548,792			218,968			206,018			466				—		974,244
Losses and loss adjustment expenses:
Current accident year	(370,435		)	(159,812		)	(129,875		)	—				—		(660,122		)
Prior accident years	21,471			42,705			19,135			(2,594		)		—		80,717
Amortization of policy acquisition costs	(115,504		)	(38,075		)	(48,294		)	—				—		(201,873		)
Other operating expenses	(91,124		)	(44,716		)	(34,196		)	(612		)		—		(170,648		)
Underwriting profit (loss)	(6,800		)	19,070			12,788			(2,740		)		—		22,318
Net investment income	—			—			—			—				93,147		93,147
Net realized investment gains	—			—			—			—				27,416		27,416
Other revenues (insurance)	1,285			419			—			466				—		2,170
Other expenses (insurance)	(670		)	(677		)	—			(4,232		)		—		(5,579		)
Segment profit (loss)	$	(6,185	)	$	18,812		$	12,788		$	(6,506	)		$	120,563	$	139,472
Other revenues (non-insurance)																334,305
Other expenses (non-insurance)																(304,134		)
Amortization of intangible assets																(17,010		)
Interest expense																(33,152		)
Income before income taxes																$	119,481
U.S. GAAP combined ratio ⁽¹⁾	101		%	91		%	94		%	NM			⁽²⁾			98		%


⁽¹⁾	The U.S. GAAP combined ratio is a measure of underwriting performance and represents the relationship of incurred losses, loss adjustment expenses and underwriting, acquisition and insurance expenses to earned premiums.


⁽²⁾	NM – Ratio is not meaningful.



	Nine Months Ended September 30, 2017
(dollars in thousands)	U.S. Insurance			International Insurance			Reinsurance			Other Insurance (Discontinued Lines)				Investing			Consolidated
Gross premium volume	$	2,171,481		$	949,031		$	1,025,716		$	(185	)		$	—		$	4,146,043
Net written premiums	1,829,528			766,571			899,698			(157		)		—			3,495,640

Earned premiums	1,727,871			673,606			714,718			(157		)		—			3,116,038
Losses and loss adjustment expenses:
Current accident year	(1,259,777		)	(579,601		)	(710,093		)	—				—			(2,549,471		)
Prior accident years	207,499			146,268			(22,248		)	7,823				—			339,342
Amortization of policy acquisition costs	(371,241		)	(114,219		)	(163,385		)	—				—			(648,845		)
Other operating expenses	(292,409		)	(157,249		)	(70,293		)	(379		)		—			(520,330		)
Underwriting profit (loss)	11,943			(31,195		)	(251,301		)	7,287				—			(263,266		)
Net investment income	—			—			—			—				304,156			304,156
Net realized investment losses	—			—			—			—				(1,515		)	(1,515		)
Other revenues (insurance)	2,685			5,227			417			1,634				—			9,963
Other expenses (insurance)	(1,005		)	(6,109		)	—			(21,009		)		—			(28,123		)
Segment profit (loss)	$	13,623		$	(32,077	)	$	(250,884	)	$	(12,088	)		$	302,641		$	21,215
Other revenues (non-insurance)																	970,750
Other expenses (non-insurance)																	(897,861		)
Amortization of intangible assets																	(53,450		)
Interest expense																	(97,013		)
Loss before income taxes																	$	(56,359	)
U.S. GAAP combined ratio ⁽¹⁾	99		%	105		%	135		%	NM			⁽²⁾				108		%



	Nine Months Ended September 30, 2016
(dollars in thousands)	U.S. Insurance			International Insurance			Reinsurance			Other Insurance (Discontinued Lines)				Investing		Consolidated
Gross premium volume	$	2,000,454		$	879,078		$	920,038		$	515			$	—	$	3,800,085
Net written premiums	1,694,193			680,691			786,450			555				—		3,161,889

Earned premiums	1,614,588			637,365			630,151			685				—		2,882,789
Losses and loss adjustment expenses:
Current accident year	(1,038,860		)	(451,741		)	(413,044		)	—				—		(1,903,645		)
Prior accident years	126,457			111,359			90,140			10,764				—		338,720
Amortization of policy acquisition costs	(336,093		)	(105,220		)	(138,895		)	—				—		(580,208		)
Other operating expenses	(280,913		)	(162,739		)	(88,243		)	(686		)		—		(532,581		)
Underwriting profit	85,179			29,024			80,109			10,763				—		205,075
Net investment income	—			—			—			—				279,437		279,437
Net realized investment gains	—			—			—			—				65,836		65,836
Other revenues (insurance)	3,662			5,149			—			1,407				—		10,218
Other expenses (insurance)	(2,078		)	(4,368		)	—			(19,432		)		—		(25,878		)
Segment profit (loss)	$	86,763		$	29,805		$	80,109		$	(7,262	)		$	345,273	$	534,688
Other revenues (non-insurance)																945,121
Other expenses (non-insurance)																(836,837		)
Amortization of intangible assets																(51,474		)
Interest expense																(97,690		)
Loss on early extinguishment of debt																(44,100		)
Income before income taxes																$	449,708
U.S. GAAP combined ratio ⁽¹⁾	95		%	95		%	87		%	NM			⁽²⁾			93		%


⁽¹⁾	The U.S. GAAP combined ratio is a measure of underwriting performance and represents the relationship of incurred losses, loss adjustment expenses and underwriting, acquisition and insurance expenses to earned premiums.


⁽²⁾	NM – Ratio is not meaningful.