CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Statement Of Income And Comprehensive Income [Abstract]
Net (loss) earnings	$ (14.3)	$ 43.6	$ 25.8	$ 55.5
Other comprehensive (loss) income, net of tax (Note 10):
Translation adjustments	(22.5)	17.6	(4.6)	(5.0)
Adjustment for net periodic pension and postretirement benefits plan cost	6.7	6.0	6.1	8.2
Other comprehensive (loss) income	(15.8)	23.6	1.5	3.2
Comprehensive (loss) income	(30.1)	67.2	27.3	58.7
Less: comprehensive income (loss) attributable to noncontrolling interests	0.2	(0.1)	0.7	(10.3)
Comprehensive (loss) income attributable to RR Donnelley common shareholders	$ (30.3)	$ 67.3	$ 26.6	$ 69.0