Other Balance Sheet Information (Redeemable Noncontrolling Interest) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 31, 2012		Dec. 31, 2011
Other Balance Sheet Information [Abstract]
Balance January 1,	$ 69.4		$ 60.5
Fair value at date of acquisition			68.0
Adjustment due to right of offset for UTPs	6.8	[1]	(6.8)	[1]
Net earnings	0.4		1.0
Distributions
FX Translation	1.7		(1.7)
Balance	$ 69.4		$ 60.5

[1] Relates to an adjustment for the right of offset pursuant to the Copal acquisition agreement whereby the amount due to the sellers under the put/call arrangement is reduced by the amount of UTPs that the Company may be required to pay. See Note 7 for further detail on this arrangement.