Loss Per Share Attributable to Quad/Graphics Common Shareholders (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2014	Mar. 31, 2014	Jun. 30, 2013	Mar. 31, 2013	Jun. 30, 2014	Jun. 30, 2013
Numerator:
Net loss attributable to Quad/Graphics common shareholders	$ (22.8)		$ (27.2)		$ (31.6)	$ (41.2)
Adjustments to net loss attributable to Quad/Graphics common shareholders
Allocation to participating securities	(0.1)		(0.3)		(0.3)	(0.6)
Net loss attributable to Quad/Graphics common shareholders – adjusted	$ (22.9)		$ (27.5)		$ (31.9)	$ (41.8)
Denominator:
Basic weighted average number of common shares outstanding for all classes of common shares	47.5		46.9		47.4	46.9
Plus: effect of dilutive equity incentive instruments	0		0		0	0
Diluted weighted average number of common shares outstanding for all classes of common shares	47.5		46.9		47.4	46.9
Basic and Diluted
Loss Per Share, Basic and Diluted attributable to Quad/Graphics common shareholders	$ (0.48)		$ (0.59)		$ (0.67)	$ (0.89)
Cash dividends paid per common share for all classes of common shares	$ 0.3	$ 0.3	$ 0.3	$ 0.3	$ 0.6	$ 0.6
Participating Securities, Increase (Decrease) on Diluted Earnings Per Share	$ 0.00		$ 0.01		$ 0.01	$ 0.01