Acquisitions (Pro Forma Results) (Details) (Company, Helium, Journalism Online, Bowne, Nimblefish And 8touches [Member], USD $) In Millions, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Company, Helium, Journalism Online, Bowne, Nimblefish And 8touches [Member]
Net sales	$ 2,624.2	$ 2,616.4	$ 5,208.6	$ 5,210.5
Net earnings attributable to RR Donnelley common shareholders	$ 20.6	$ 80.2	$ 79.7	$ 116.4
Basic	$ 0.10	$ 0.39	$ 0.39	$ 0.57
Diluted	$ 0.10	$ 0.38	$ 0.39	$ 0.56