Restructuring, Impairment and Other Charges - Narrative (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014 Employee	Sep. 30, 2013 Employee	Sep. 30, 2014 Employee	Sep. 30, 2013 Employee
Restructuring Cost And Reserve [Line Items]
Net restructuring charges for employee termination costs	$ 4.8	$ 17.9	$ 27.8	$ 34.0
Number of employees used to determine employee termination costs	546	1,276	546	1,276
Number of employees who were terminated as of date	518	1,276	518	1,276
Lease termination and other restructuring charges	5.1	7.6	16.0	26.2
Impairment Charges	0.3	7.9	10.1	15.7
Variable Print
Restructuring Cost And Reserve [Line Items]
Net restructuring charges for employee termination costs	1.6	0	15.7	1.8
Number of manufacturing facilities closed			7	1
Lease termination and other restructuring charges	2.8	2.8	6.2	10.0
Impairment Charges	1.7	0.6	6.9	1.0
Publishing and Retail Services
Restructuring Cost And Reserve [Line Items]
Net restructuring charges for employee termination costs	(0.2)	13.5	0.2	17.0
Number of manufacturing facilities closed			1	2
Lease termination and other restructuring charges	1.8	3.1	5.6	10.9
Impairment Charges	$ (1.2)	$ 6.2	$ 2.4	$ 10.7