Earnings Per Share Attributable To RR Donnelley Common Shareholders (Schedule Of Earnings Per Share) (Details) (USD $) In Millions, except Per Share data	3 Months Ended				9 Months Ended					3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended	9 Months Ended
	Sep. 30, 2011		Sep. 30, 2010		Sep. 30, 2011		Sep. 30, 2010		May 10, 2011 Accelerated Share Repurchase Program [Member]	Sep. 30, 2011 Restricted Stock [Member]	Sep. 30, 2010 Restricted Stock [Member]	Sep. 30, 2011 Restricted Stock [Member]	Sep. 30, 2010 Restricted Stock [Member]	Sep. 30, 2011 Stock Options [Member]	Sep. 30, 2010 Stock Options [Member]	Sep. 30, 2011 Stock Options [Member]	Sep. 30, 2010 Stock Options [Member]	Sep. 30, 2011 Performance Stock [Member]	Sep. 30, 2011 Performance Stock [Member]
Numerator:
Net earnings attributable to RR Donnelley common shareholders	$ 158.0		$ 53.3		$ 204.1		$ 194.7
Denominator:
Weighted average number of common shares outstanding	188.1		206.3		197.2		206.1
Dilutive options and awards	2.7	[1]	3.6	[1]	2.6	[1]	3.5	[1]
Diluted weighted average number of common shares outstanding	190.8		209.9		199.8		209.6
Net earnings per share attributable to RR Donnelley common shareholders:
Basic	$ 0.84		$ 0.26		$ 1.03		$ 0.94
Diluted	$ 0.83		$ 0.25		$ 1.02		$ 0.93
Cash dividends paid per common share	$ 0.26		$ 0.26		$ 0.78		$ 0.78
Antidilutive securities
Antidilutive restricted stock units excluded from computation of earnings per share										2.8	2.7	3.0	2.9	3.6	3.7	3.5	3.6	0.2	0.2
Shares received from investment bank in initial delivery of shares repurchased									19.9

[1] Diluted options and awards take into consideration the dilution of certain unvested restricted stock awards, performance awards and unexercised stock option awards. For the three and nine months ended September 30, 2011, restricted stock units of 2.8 million and 3.0 million, respectively, were excluded as their effect would be anti-dilutive. For the three and nine months ended September 30, 2011, performance stock units of 0.2 million were excluded as their effect would be anti-dilutive. For the three and nine months ended September 30, 2011, options to purchase 3.6 million shares and 3.5 million shares, respectively, were anti-dilutive because the option exercise price exceeded the fair value of the stock. For the three and nine months ended September 30, 2010, restricted stock units of 2.7 million and 2.9 million, respectively, were excluded as their effect would be anti-dilutive. For the three and nine months ended September 30, 2010, options to purchase 3.7 million shares and 3.6 million shares, respectively, were anti-dilutive because the option exercise price exceeded the fair value of the stock.