NET EARNINGS PER SHARE (Tables)

3 Months Ended

Mar. 31, 2012

Potential Shares Not Included in the Computation of Diluted Earnings per Share

Potential Shares Not Included in the Computation of Diluted Earnings per Share

	QUARTER ENDED
SHARES IN THOUSANDS	MARCH 31, 2012	MARCH 31, 2011
Stock options	20,521	23,844
Performance share units	548	489