Acquisitions (Pro Forma Adjustments Affecting Net Earnings) (Details) (Company, Helium, Journalism Online, Bowne, Nimblefish And 8touches [Member], USD $) In Millions	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]
Depreciation and amortization of purchased assets, pre-tax	$ (0.2)	$ (0.1)	$ 1.4	$ (1.5)
Acquisition expenses, pre-tax	0.7	3.1	0.8	5.9
Restructuring and impairment charges, pre-tax	27.9	(24.9)	64.5	(57.1)
Inventory fair value adjustment, pre-tax			3.6	(5.7)
Other pro forma adjustments, pre-tax	(8.1)	(0.6)	(7.2)	6.9
Income taxes	$ (11.2)	$ 9.7	$ (27.2)	$ 25.1