Segment Information - Schedule of Segment Reporting Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Segment Reporting Information [Line Items]
Net Sales	$ 2,957.8	$ 2,614.9	$ 8,534.1	$ 7,725.0
Income (Loss) from Operations	173.7	134.6	447.9	447.6
Assets of Operations	7,566.9	7,102.0	7,566.9	7,102.0	7,238.2
Depreciation and amortization	119.6	106.3	357.0	330.9
Capital Expenditures	58.2	55.3	164.5	139.6
Total Sales
Segment Reporting Information [Line Items]
Net Sales	3,038.5	2,683.2	8,757.9	7,937.1
Intersegment Eliminations
Segment Reporting Information [Line Items]
Net Sales	(80.7)	(68.3)	(223.8)	(212.1)
Publishing and Retail Services
Segment Reporting Information [Line Items]
Net Sales	681.0	715.0	1,949.6	2,028.7
Income (Loss) from Operations	34.1	34.3	71.8	93.8
Assets of Operations	1,337.4	1,443.3	1,337.4	1,443.3
Depreciation and amortization	35.8	40.9	110.7	126.6
Capital Expenditures	9.8	14.8	32.0	39.0
Publishing and Retail Services | Total Sales
Segment Reporting Information [Line Items]
Net Sales	685.3	718.0	1,958.3	2,035.4
Publishing and Retail Services | Intersegment Eliminations
Segment Reporting Information [Line Items]
Net Sales	(4.3)	(3.0)	(8.7)	(6.7)
Variable Print
Segment Reporting Information [Line Items]
Net Sales	988.1	643.8	2,737.6	1,918.4
Income (Loss) from Operations	68.8	46.8	158.2	142.7
Assets of Operations	2,719.6	1,595.2	2,719.6	1,595.2
Depreciation and amortization	40.8	24.9	117.4	79.2
Capital Expenditures	15.2	16.0	44.3	40.8
Variable Print | Total Sales
Segment Reporting Information [Line Items]
Net Sales	1,003.8	658.7	2,784.8	1,961.4
Variable Print | Intersegment Eliminations
Segment Reporting Information [Line Items]
Net Sales	(15.7)	(14.9)	(47.2)	(43.0)
Strategic Services
Segment Reporting Information [Line Items]
Net Sales	630.7	581.7	1,937.9	1,834.4
Income (Loss) from Operations	56.5	43.0	193.0	182.1
Assets of Operations	1,403.4	1,391.6	1,403.4	1,391.6
Depreciation and amortization	16.1	14.5	48.5	44.2
Capital Expenditures	10.5	10.3	28.4	23.5
Strategic Services | Total Sales
Segment Reporting Information [Line Items]
Net Sales	665.1	612.2	2,035.0	1,929.8
Strategic Services | Intersegment Eliminations
Segment Reporting Information [Line Items]
Net Sales	(34.4)	(30.5)	(97.1)	(95.4)
International
Segment Reporting Information [Line Items]
Net Sales	658.0	674.4	1,909.0	1,943.5
Income (Loss) from Operations	24.7	42.3	79.6	99.5
Assets of Operations	1,939.7	2,028.3	1,939.7	2,028.3
Depreciation and amortization	25.2	24.8	75.0	76.7
Capital Expenditures	19.9	11.8	50.3	30.0
International | Total Sales
Segment Reporting Information [Line Items]
Net Sales	684.3	694.4	1,979.8	2,010.5
International | Intersegment Eliminations
Segment Reporting Information [Line Items]
Net Sales	(26.3)	(20.0)	(70.8)	(67.0)
Total Operating Segments
Segment Reporting Information [Line Items]
Net Sales	2,957.8	2,614.9	8,534.1	7,725.0
Income (Loss) from Operations	184.1	166.4	502.6	518.1
Assets of Operations	7,400.1	6,458.4	7,400.1	6,458.4
Depreciation and amortization	117.9	105.1	351.6	326.7
Capital Expenditures	55.4	52.9	155.0	133.3
Total Operating Segments | Total Sales
Segment Reporting Information [Line Items]
Net Sales	3,038.5	2,683.3	8,757.9	7,937.1
Total Operating Segments | Intersegment Eliminations
Segment Reporting Information [Line Items]
Net Sales	(80.7)	(68.4)	(223.8)	(212.1)
Corporate
Segment Reporting Information [Line Items]
Income (Loss) from Operations	(10.4)	(31.8)	(54.7)	(70.5)
Assets of Operations	166.8	643.6	166.8	643.6
Depreciation and amortization	1.7	1.2	5.4	4.2
Capital Expenditures	2.8	2.4	9.5	6.3
Corporate | Total Sales
Segment Reporting Information [Line Items]
Net Sales		(0.1)
Corporate | Intersegment Eliminations
Segment Reporting Information [Line Items]
Net Sales		$ 0.1