Restructuring, Impairment and Other Charges - Narrative (Detail)	3 Months Ended		12 Months Ended
	Dec. 31, 2016 USD ($)	Sep. 30, 2015 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($) Facility	Dec. 31, 2015 USD ($) Facility
Restructuring Cost And Reserve [Line Items]
Employee termination costs			$ 23,500,000	$ 21,900,000	$ 22,400,000
Other restructuring charges			4,800,000	3,500,000	9,200,000
Impairment charges			22,400,000	556,600,000	28,900,000
Goodwill impairment charges			21,300,000	527,800,000
Goodwill	$ 602,000,000		588,500,000	$ 602,000,000	1,085,700,000
Impairment of intangible assets					11,900,000
Number of facilities closed | Facility				2
Gains on impairment of assets				$ 900,000	1,000,000
Client Relationships
Restructuring Cost And Reserve [Line Items]
Impairment of intangible assets					11,900,000
Facility Closures
Restructuring Cost And Reserve [Line Items]
Impairment of other long lived assets			900,000
Strategic Services
Restructuring Cost And Reserve [Line Items]
Goodwill impairment charges			21,300,000
Goodwill	216,500,000		195,200,000	216,500,000	195,200,000
Strategic Services | Digital And Creative Solutions
Restructuring Cost And Reserve [Line Items]
Impairment charges			22,400,000
Goodwill impairment charges			21,300,000
Goodwill			0
Variable Print
Restructuring Cost And Reserve [Line Items]
Goodwill impairment charges				527,800,000
Goodwill	272,500,000		272,500,000	272,500,000	771,600,000
Variable Print | Labels | Client Relationships
Restructuring Cost And Reserve [Line Items]
Impairment of intangible assets					$ 9,200,000
Variable Print | Commercial and Digital Print
Restructuring Cost And Reserve [Line Items]
Goodwill impairment charges	416,200,000			416,200,000
Impairment of intangible assets			200,000
Variable Print | Commercial and Digital Print | Client Relationships
Restructuring Cost And Reserve [Line Items]
Impairment of intangible assets				29,700,000
Variable Print | Statement Printing
Restructuring Cost And Reserve [Line Items]
Goodwill impairment charges	111,600,000			111,600,000
Variable Print | Other Subsegment
Restructuring Cost And Reserve [Line Items]
Number of facilities closed | Facility					1
International
Restructuring Cost And Reserve [Line Items]
Goodwill	$ 113,000,000		$ 120,800,000	$ 113,000,000	$ 118,900,000
International | Europe
Restructuring Cost And Reserve [Line Items]
Goodwill impairment charges		$ 13,700,000
International | Latin America
Restructuring Cost And Reserve [Line Items]
Goodwill impairment charges		$ 4,300,000
International | Client Relationships | Latin America
Restructuring Cost And Reserve [Line Items]
Impairment of intangible assets					$ 2,200,000