Segment Information (Tables)

9 Months Ended

Sep. 30, 2018

Revenue and Income (Loss) Before Income Taxes for Each Segment

Revenue and income (loss) before income taxes for each segment were as follows:



	For the Three Months Ended September 30,					For the Nine Months Ended September 30,
(in millions)	2018		2017			2018		2017
Revenue:
Earned premiums
U.S. Operations	$	278.3	$	242.6		$	807.6	$	692.9
International Operations	168.5		146.8			471.4		474.9
Run-off Lines	0.1		(0.1		)	0.3		—
Total earned premiums	446.9		389.3			1,279.3		1,167.8
Net investment income
U.S. Operations	21.4		18.8			64.7		66.0
International Operations	8.4		7.7			25.6		24.4
Run-off Lines	2.1		2.0			6.3		7.0
Corporate and Other	2.6		2.4			7.1		7.6
Total net investment income	34.5		30.9			103.7		105.0
Fee and other income	3.3		13.0			7.2		20.4
Net realized investment and other gains	14.2		6.0			9.0		25.1
Total revenue	$	498.9	$	439.2		$	1,399.2	$	1,318.3



	For the Three Months Ended September 30,						For the Nine Months Ended September 30,
(in millions)	2018			2017			2018			2017
Income (loss) before income taxes
U.S. Operations	$	50.3		$	28.7		$	126.8		$	118.9
International Operations	(1.2		)	(77.5		)	34.9			(60.1		)
Run-off Lines	(7.6		)	(12.7		)	(8.6		)	(16.4		)
Total segment income before taxes	41.5			(61.5		)	153.1			42.4
Corporate and Other	(10.4		)	(10.4		)	(34.7		)	(39.9		)
Net realized investment and other gains	14.2			6.0			9.0			25.1
Total income (loss) before income taxes	$	45.3		$	(65.9	)	$	127.4		$	27.6

Schedule of Earned Premiums by Geographic Location

The table below presents earned premiums by geographic location for the three and nine months ended September 30, 2018 and 2017. For this disclosure, we determine geographic location by the country of domicile of our subsidiaries that underwrite the business and not by the location of insureds or reinsureds from whom the business was generated.



	For the Three Months Ended September 30,				For the Nine Months Ended September 30,
(in millions)	2018		2017		2018		2017
United States	$	276.5	$	242.5	$	803.7	$	692.8
United Kingdom	117.2		109.1		333.3		361.2
Bermuda	23.3		23.3		64.7		72.0
Malta	18.2		2.7		39.6		5.0
All other jurisdictions	11.7		11.7		38.0		36.8
Total earned premiums	$	446.9	$	389.3	$	1,279.3	$	1,167.8

Identifiable Assets

The following table represents identifiable assets:



(in millions)	September 30, 2018		December 31, 2017
U.S. Operations	$	4,616.3	$	4,298.4
International Operations	3,770.6		3,553.8
Run-off Lines	466.8		449.6
Corporate and Other	426.0		462.2
Total	$	9,279.7	$	8,764.0