Discontinued Operations (Tables)

12 Months Ended

Dec. 31, 2016

Discontinued Operations and Disposal Groups [Abstract]

Summary of Balance Sheet and Profit and Loss Information for Discontinued Operations

The following table summarizes the major categories of assets, liabilities at the dates indicated, and the revenues, cost of revenues, operating expenses and income tax of discontinued operations for the periods indicated:

$ in millions	December 31,
	2015
Accounts receivable, net	$	31.0
Property, plant & equipment, net	1.1
Intangible assets, net	28.1
Other assets	2.0
Total assets of the disposal group classified as held for sale in the balance sheets	$	62.2
Accounts payable	$	0.8
Other liabilities	0.8
Total liabilities of the disposal group classified as held for sale in the balance sheets	$	1.6
	Years ended December 31,
	2016			2015			2014
Revenues	$	—		$	340.9		$	533.6
Cost of revenues	—			(307.0		)	(493.0		)
Operating expenses	(0.7		)	(22.5		)	(34.0		)
Goodwill impairment	—			—			(135.8		)
Profit / (loss) of discontinued operations before income taxes	(0.7		)	11.4			(129.2		)
Gain from disposal of discontinued operations	49.2			—			—
Income tax expense / (benefit)	19.2			(1.0		)	2.6
Income / (loss) on discontinued operations	$	29.3		$	12.4		$	(131.8	)