Summary of the Company's Equity Activity (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Equity [Line Items]
Beginning Balance			$ 68.7	$ 1,062.2
Net earnings (loss)	66.5	89.0	91.8	126.9
Other comprehensive income (loss)	(21.0)	(60.7)	(14.7)	(17.9)
Share-based compensation			11.1	14.8
Issuance of share-based awards, net of withholdings and other			(6.7)	(11.8)
Dividends paid			(94.0)	(93.3)
Distributions to noncontrolling interests			(1.1)	(1.2)
Ending Balance	55.1	1,079.7	55.1	1,079.7
Total RR Donnelley's Shareholders' Equity
Equity [Line Items]
Beginning Balance			52.8	1,042.7
Net earnings (loss)			92.5	126.2
Other comprehensive income (loss)			(14.8)	(17.9)
Share-based compensation			11.1	14.8
Issuance of share-based awards, net of withholdings and other			(6.7)	(11.8)
Dividends paid			(94.0)	(93.3)
Distributions to noncontrolling interests
Ending Balance	40.9	1,060.7	40.9	1,060.7
Noncontrolling Interest
Equity [Line Items]
Beginning Balance			15.9	19.5
Net earnings (loss)			(0.7)	0.7
Other comprehensive income (loss)			0.1
Share-based compensation
Issuance of share-based awards, net of withholdings and other
Dividends paid
Distributions to noncontrolling interests			(1.1)	(1.2)
Ending Balance	$ 14.2	$ 19.0	$ 14.2	$ 19.0