Segment Information - Schedule of Segment Reporting Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Segment Reporting Information [Line Items]
Net Sales	$ 6,939.6	$ 6,833.0	$ 6,880.7
Income (Loss) from Operations	226.5	(300.6)	237.3
Assets of Operations	3,904.5	4,268.8
Depreciation and amortization	191.4	204.2	232.5
Capital Expenditures	108.5	172.1	207.6
Continuing operations
Segment Reporting Information [Line Items]
Assets of Operations	3,904.5	4,268.8	4,276.3
Depreciation and amortization	191.4	204.2	232.5
Capital Expenditures	108.5	123.1	133.6
Variable Print
Segment Reporting Information [Line Items]
Net Sales	3,113.1	3,145.4	3,214.9
Strategic Services
Segment Reporting Information [Line Items]
Net Sales	1,765.7	1,726.9	1,604.6
International
Segment Reporting Information [Line Items]
Net Sales	2,060.8	1,960.7	2,061.2
Total Operating Segments
Segment Reporting Information [Line Items]
Total Sales	7,169.6	7,042.2	7,077.9
Income (Loss) from Operations	281.6	(172.0)	334.4
Total Operating Segments | Continuing operations
Segment Reporting Information [Line Items]
Assets of Operations	3,706.5	3,621.6	4,050.1
Depreciation and amortization	187.3	201.9	229.3
Capital Expenditures	84.9	102.4	116.7
Total Operating Segments | Variable Print
Segment Reporting Information [Line Items]
Total Sales	3,129.1	3,155.0	3,224.1
Income (Loss) from Operations	189.0	(349.5)	208.2
Total Operating Segments | Variable Print | Continuing operations
Segment Reporting Information [Line Items]
Assets of Operations	1,514.0	1,619.4	2,150.8
Depreciation and amortization	114.7	121.5	134.1
Capital Expenditures	31.7	56.9	52.3
Total Operating Segments | Strategic Services
Segment Reporting Information [Line Items]
Total Sales	1,936.5	1,883.9	1,752.0
Income (Loss) from Operations	3.4	26.8	39.5
Total Operating Segments | Strategic Services | Continuing operations
Segment Reporting Information [Line Items]
Assets of Operations	577.7	603.9	475.2
Depreciation and amortization	18.0	19.4	19.5
Capital Expenditures	7.3	12.7	19.0
Total Operating Segments | International
Segment Reporting Information [Line Items]
Total Sales	2,104.0	2,003.3	2,101.8
Income (Loss) from Operations	89.2	150.7	86.7
Total Operating Segments | International | Continuing operations
Segment Reporting Information [Line Items]
Assets of Operations	1,614.8	1,398.3	1,424.1
Depreciation and amortization	54.6	61.0	75.7
Capital Expenditures	45.9	32.8	45.4
Intersegment Sales
Segment Reporting Information [Line Items]
Net Sales	(230.0)	(209.2)	(197.2)
Intersegment Sales | Variable Print
Segment Reporting Information [Line Items]
Net Sales	(16.0)	(9.6)	(9.2)
Intersegment Sales | Strategic Services
Segment Reporting Information [Line Items]
Net Sales	(170.8)	(157.0)	(147.4)
Intersegment Sales | International
Segment Reporting Information [Line Items]
Net Sales	(43.2)	(42.6)	(40.6)
Corporate
Segment Reporting Information [Line Items]
Income (Loss) from Operations	(55.1)	(128.6)	(97.1)
Assets of Operations	198.0	647.2	226.2
Corporate | Continuing operations
Segment Reporting Information [Line Items]
Assets of Operations	198.0	647.2	226.2
Depreciation and amortization	4.1	2.3	3.2
Capital Expenditures	$ 23.6	$ 20.7	$ 16.9