Acquisitions (Final Purchase Price Allocations For Acquisitions) (Details) (USD $) In Millions	6 Months Ended
	Jun. 30, 2011
Accounts receivable	$ 0.6
Property, plant and equipment and other long-term assets	3.3
Amortizable intangible assets	0.5
Goodwill	78.8
Accounts payable and accrued liabilities	(0.8)
Deferred taxes-net	7.0
Total purchase price-net of cash acquired	89.4
Less: fair value of Company's previously-held investments in Helium	13.9
Net cash paid	75.5
Bowne, Nimblefish, And 8touches [Member]
Accounts receivable	129.0
Inventories	32.1
Prepaid expenses and other current assets	18.1
Property, plant and equipment and other long-term assets	127.3
Amortizable intangible assets	159.8
Goodwill	257.9
Accounts payable and accrued liabilities	(159.7)
Pension benefits and other long-term liabilities	(76.7)
Deferred taxes-net	(17.6)
Total purchase price-net of cash acquired	470.2
Less: debt assumed	28.2
Net cash paid	$ 442.0