Segment Information (Tables)

12 Months Ended

Dec. 31, 2018

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

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



	For the Years Ended December 31,
(in millions)	2018			2017			2016
Revenue:
Earned premiums
U.S. Operations	$	1,078.9		$	936.6		$	849.5
International Operations	652.5			635.8			560.9
Run-off Lines	0.3			(0.1		)	0.4
Total earned premiums	1,731.7			1,572.3			1,410.8
Net investment income
U.S. Operations	82.9			87.2			71.9
International Operations	32.9			32.7			28.7
Run-off Lines	8.1			9.3			11.3
Corporate and Other	9.2			10.8			3.2
Total net investment income	133.1			140.0			115.1
Fee and other income	9.0			22.5			24.5
Net realized investment (losses) gains	(72.0		)	39.3			26.1
Total revenue	$	1,801.8		$	1,774.1		$	1,576.5



	For the Years Ended December 31,
(in millions)	2018			2017			2016
Income before income taxes
U.S. Operations	$	161.4		$	169.4		$	174.4
International Operations	32.9			(86.7		)	51.6
Run-off Lines	(9.3		)	(17.9		)	(15.2		)
Total segment income before taxes	185.0			64.8			210.8
Corporate and Other	(45.3		)	(64.2		)	(55.0		)
Net realized investment (losses) gains	(72.0		)	39.3			26.1
Total income before income taxes	$	67.7		$	39.9		$	181.9

Schedule of Earned Premiums by Geographic Location

The table below presents earned premiums by geographic location. 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 Years Ended December 31,
(in millions)	2018		2017		2016
United States	$	1,073.1	$	930.8	$	850.0
United Kingdom	455.8		489.3		406.9
Bermuda	85.4		92.1		112.6
Malta	61.0		11.1		2.1
All other jurisdictions	56.4		49.0		39.2
Total earned premiums	$	1,731.7	$	1,572.3	$	1,410.8

Identifiable Assets

The following table represents identifiable assets:



	December 31,
(in millions)	2018		2017
U.S. Operations	$	4,707.8	$	4,298.4
International Operations	3,984.7		3,553.8
Run-off Lines	444.8		449.6
Corporate and Other	420.9		462.2
Total	$	9,558.2	$	8,764.0

Schedule of Goodwill and Intangible Assets Net of Accumulated Amortization

The following table represents goodwill and intangible assets, net of accumulated amortization as of December 31:



	Goodwill				Intangible Assets, Net of Accumulated Amortization
(in millions)	2018		2017		2018		2017
U.S. Operations	$	123.5	$	123.5	$	0.5	$	1.5
International Operations	53.5		37.9		93.0		95.3
Total	$	177.0	$	161.4	$	93.5	$	96.8