Restructuring, Impairment and Other Charges - Other Charges - Narrative (Detail) $ in Millions	12 Months Ended
	Dec. 31, 2015 USD ($) Pension_Plan	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Restructuring Cost And Reserve [Line Items]
Other Charges	$ 24.6	$ 35.5	$ 38.4
Accrued liabilities	780.4	867.3
Other noncurrent liabilities	$ 373.9	395.6
Courier Corporation
Restructuring Cost And Reserve [Line Items]
Number of multi-employer pension plans | Pension_Plan	2
Multi-employer pension plan company's contributions percentage	85.00%
Multi-employer critical zone identification contribution percentage	65.00%
Restructuring, integration charges	$ 19.1
Multi-employer pension plan withdrawal obligations
Restructuring Cost And Reserve [Line Items]
Other Charges	5.5	35.5	38.4
Accrued liabilities	11.3	14.9
Other noncurrent liabilities	$ 82.0	$ 88.1	$ 38.4