Discontinued Operations - Schedule of Financial Results of Discontinued Operations (Detail) $ in Millions	12 Months Ended
	Dec. 31, 2016 USD ($)
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net loss from discontinued operations	$ (9.7)
Donnelley Financial Solutions And L S C Communications | Discontinued Operations Spinoff
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales	3,303.4
Cost of sales	2,534.7
Operating expenses	615.9	[1]
Interest and other expense, net	151.4	[2]
Earnings before income taxes	1.4
Income tax expense	11.1
Net loss from discontinued operations	$ (9.7)

[1] Includes spinoff transaction costs incurred of $81.2 million.

[2] Includes the related interest expense of the corporate level debt which was retired in connection with the Separation totaling $55.9 million for the year ended December 31, 2016. Also includes the losses on the extinguishment of corporate level debt executed in conjunction with the spinoff transactions totaling $96.1 million for the year ended December 31, 2016.