Discontinued Operations - Schedule of Financial Results of Discontinued Operations (Detail) - USD ($) $ in Millions		3 Months Ended	6 Months Ended
		Jun. 30, 2016	Jun. 30, 2016
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net earnings from discontinued operations		$ 8.7	$ 44.9
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		1,133.4	2,180.8
Cost of sales		845.0	1,655.6
Operating expenses	[1]	260.9	422.0
Interest and other expense (income), net	[2]	17.6	35.5
Earnings before income taxes		9.9	67.7
Income tax expense		1.2	22.8
Net earnings from discontinued operations		$ 8.7	$ 44.9

[1] Includes spinoff transaction costs incurred of $18.4 million and $30.3 million during the three and six month period ended June 30, 2016.

[2] Includes the related interest expense of the corporate level debt which was retired in connection with the Separation totaling $17.8 million and $35.8 million for the three and six months ended June 30, 2016.