Consolidated Statements Of Income - USD ($) shares in Millions, $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Revenues		$ 692.3	$ 716.7	$ 1,414.4	$ 1,457.2
Operating Costs and Expenses:
Cost of providing services and products sold	[1]	435.9	463.1	887.1	935.5
Selling, general and administrative expenses		170.0	169.4	341.5	341.2
Depreciation		31.2	36.3	63.1	72.9
Amortization		6.9	7.0	13.8	14.0
Restructuring charges		1.0	2.4	2.5	3.4
Transaction and integration costs		2.3	2.2	2.3	4.7
Total costs and expenses		647.3	680.4	1,310.3	1,371.7
Operating Income (Loss)		45.0	36.3	104.1	85.5
Other income (expense), net		0.5	0.0	0.5	2.8
Interest expense		(4.5)	(4.7)	(9.0)	(9.3)
Income (loss) before income taxes		41.0	31.6	95.6	79.0
Income tax expense		7.8	2.6	17.9	10.8
Income (loss) from continuing operations		33.2	29.0	77.7	68.2
Income (loss) from discontinued operations, net of tax		0.0	0.0	0.0	(0.1)
Net Income (Loss)		$ 33.2	$ 29.0	$ 77.7	$ 68.3
Basic Earnings (Loss) per share:
Continuing operations		$ 0.35	$ 0.29	$ 0.81	$ 0.69
Discontinued operations		0.00	0.00	0.00	0.00
Net basic earnings (loss) per share		0.35	0.29	0.81	0.69
Diluted Earnings (Loss) per share:
Continuing operations		0.32	0.28	0.75	0.65
Discontinued operations		0.00	0.00	0.00	0.00
Net diluted earnings (loss) per share		$ 0.32	$ 0.28	$ 0.75	$ 0.65
Weighted average common shares outstanding:
Basic		96.2	98.4	96.4	98.7
Diluted		102.7	105.0	103.0	105.3
Common Stock, Dividends, Per Share, Declared		$ 0.09	$ 0.08	$ 0.17	$ 0.15

[1] Exclusive of depreciation and amortization, with the exception of amortization of deferred charges.