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6. Noncontrolling Interest (Tables)
6 Months Ended
Jun. 30, 2011
Noncontrolling Interests [Abstract]  
Activity in noncontrolling interests
Activity in noncontrolling interests is as follows (in millions):


January 1, 2011
$
3.8


Net loss attributable to noncontrolling interests
(0.1
)
Purchase of noncontrolling interests
(3.4
)
Currency fluctuations
(0.2
)
June 30, 2011
$
0.1