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Overview and Basis of Presentation - Narrative (Detail)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 28, 2017
shares
Oct. 01, 2016
Entity
shares
Mar. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Overview And Basis Of Presentation [Line Items]          
Percentage of distribution of common shares during spinoff   80.75%      
Donnelley Financial Solutions          
Overview And Basis Of Presentation [Line Items]          
Percentage of distribution of common shares during spinoff   80.75%      
RRD          
Overview And Basis Of Presentation [Line Items]          
Ownership percentage 19.25% 19.25%      
Ownership percentage in Donnelley Financial solutions by related party   19.25%      
Number of subsidiary shares sold by parent company 6,200,000        
RR Donnelley          
Overview And Basis Of Presentation [Line Items]          
Number of entities resulted from spinoff of an entity | Entity   3      
Number of share distributed to each stockholder in spinoff transaction in Donnelley Financial solutions by related party   0.125      
Number of share distributed to each stockholder in spinoff transaction   0.125      
ASU 2017-07          
Overview And Basis Of Presentation [Line Items]          
Reclassification of net pension income from selling, general and administrative expenses to investment and other income | $     $ 11    
Reclassification of net pension income upon adoption of accounting standard | $       $ 46 $ 45