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Basis of Presentation and Summary of Significant Accounting Policies - Narrative (Detail)
$ / shares in Units, $ in Millions
12 Months Ended
Oct. 02, 2016
Dec. 31, 2020
USD ($)
Customer
$ / shares
shares
Dec. 31, 2019
USD ($)
Customer
$ / shares
shares
Dec. 31, 2018
USD ($)
Customer
Oct. 01, 2016
Entity
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Number of single client comprising more than 10% of consolidated net sales | Customer   0 0 0  
Percentage of inventory valued at LIFO   36.60% 37.90%    
Depreciation expense   $ 100.8 $ 115.5 $ 125.2  
Building and related land sales, non-refundable deposit received   123.3      
Gross proceeds expected from sale including non-refundable deposits   $ 250.0      
Entitled to retain percentage of purchase price in liquidation damages   30.00%      
Annual goodwill impairment testing date   --10-31      
Preferred stock, authorized | shares   2,000,000.0 2,000,000.0    
Preferred stock, par value | $ / shares   $ 1.00 $ 1.00    
Number of entities resulted from spinoff of an entity | Entity         2
Error In Accounting For Distribution of Spin Companies          
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Immaterial error correction   During the second quarter of 2019, we identified an error in the accounting for the Distribution. As a result, the error, which was determined by management to be immaterial to the previously issued consolidated financial statements, has been corrected by increasing Accumulated Deficit by $12.0 million      
Error In Accounting For Distribution of Spin Companies | Accumulated Deficit          
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Increasing accumulated deficit     $ 12.0    
Donnelley Financial Solutions, Inc.          
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Percentage of tax free distribution of common shares during spinoff         80.75%
Stock distribution ratio received in spinoff transaction         12.50%
Outstanding common stock retained upon spinoff 19.25%        
LSC Communications, Inc.          
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Percentage of tax free distribution of common shares during spinoff         80.75%
Stock distribution ratio received in spinoff transaction         12.50%
Outstanding common stock retained upon spinoff 19.25%        
Rights Agreement          
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Preferred stock, reserved for issuance | shares   200,000      
Computer Software, Intangible Asset          
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Amortization expense, primarily related to internally-developed software   $ 26.1 $ 29.4 $ 27.4  
Minimum | Buildings          
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Estimated useful life   15 years      
Minimum | Machinery and Equipment          
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Estimated useful life   3 years      
Maximum | Computer Software, Intangible Asset          
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Estimated useful life of computer software   5 years      
Maximum | Buildings          
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Estimated useful life   40 years      
Maximum | Leasehold Improvements          
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Estimated useful life   7 years      
Maximum | Machinery and Equipment          
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Estimated useful life   15 years      
Net Sales | Client Concentration Risk | Maximum          
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]          
Percentage of net sales per client, maximum   10.00% 10.00% 10.00%