Related Parties - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2016
Sep. 30, 2016
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Oct. 01, 2016
Related Party Transaction [Line Items]            
Operating lease commitments     $ 117.5      
Non-cancelable sublease rental     34.7      
Receivable from RR Donnelley     96.0 $ 0.0    
Net Sales     983.5 1,049.5 $ 1,080.1  
Cost of sales     226.2 230.9 236.3  
Share-based compensation costs   $ 1.2   1.6 2.1  
Non-cash settlement related to intercompany note payable     29.6 0.0 0.0  
Outsourcing Business            
Related Party Transaction [Line Items]            
Cost of sales     37.8 40.4 39.3  
R.R. Donnelley & Sons Company            
Related Party Transaction [Line Items]            
Receivable from RR Donnelley     96.0      
Net Sales     $ 19.4 7.8 8.0  
Net pension plan liabilities           $ 68.3
Total benefit plan liability           317.0
Plan assets, fair market value           $ 248.7
Non-cash settlement related to intercompany note payable $ 29.6          
Transition Services Agreements            
Related Party Transaction [Line Items]            
Intercompany agreements, description     In connection with the Separation, the Company entered into transition services agreements separately with RRD and LSC, under which, in exchange for the fees specified in the arrangements, RRD and LSC agree to provide certain services to the Company and the Company agrees to provide certain services to RRD, respectively, for up to 24 months following the Separation. These services include, but are not limited to, information technology, accounts receivable, accounts payable, payroll and other financial and administrative services and functions. These agreements facilitate the separation by allowing the Company to operate independently prior to establishing stand-alone back office systems across its organization.      
Term of agreement     24 months      
Commercial and Other Arrangements            
Related Party Transaction [Line Items]            
Intercompany agreements, description     The Company entered into a number of commercial and other arrangements with RRD and its subsidiaries. These include, among other things, arrangements for the provision of services, including global outsourcing and logistics services, printing and binding, digital printing, composition, premedia and access to technology. The Company also entered into a number of commercial and other arrangements with LSC and its subsidiaries, pursuant to which LSC will print and bind products for the Company. The terms of the arrangements with RRD and LSC do not exceed 24 months. Subsequent to the Separation, RRD and LSC are clients of the Company and expect to utilize financial communication software and services that the Company provides to all of its clients.      
Term of agreement     24 months      
Separation and Distribution Agreement            
Related Party Transaction [Line Items]            
Operating lease commitments     $ 13.7      
Separation and Distribution Agreement | R.R. Donnelley & Sons Company            
Related Party Transaction [Line Items]            
Non-cancelable sublease rental     4.6      
Receivable from RR Donnelley     68.0      
Target cash balance $ 50.0 $ 50.0        
Freight and Logistics and Services | R.R. Donnelley & Sons Company | Printed Products            
Related Party Transaction [Line Items]            
Cost of sales     $ 57.9 $ 68.3 $ 76.5