Earnings Per Share And Stock Issuances (Tables)

9 Months Ended

Aug. 31, 2011

Earnings Per Share And Stock Issuances

Reconciliation Of Average Shares Outstanding

	Three months ended				Nine months ended
	August 31,				August 31,
	2011		2010		2011		2010
Average shares outstanding – basic		132.6		133.3		132.7		132.9
Effect of dilutive securities:
Stock options, Restricted Stock Units (RSUs) and employee stock purchase plan		1.5		1.6		1.6		1.5
Average shares outstanding – diluted		134.1		134.9		134.3		134.4

Schedule Of Anti-Dilutive Securities

	Three months ended				Nine months ended
	August 31,				August 31,
	2011		2010		2011		2010
Anti-dilutive securities		0.7		0.8		0.4		3.2

Summary Of Common Stock Activity

	Three months ended				Nine months ended
	August 31,				August 31,
	2011		2010		2011		2010
Shares issued under stock option, employee stock purchase plans and RSUs		0.4		0.5		1.5		2.1
Shares repurchased in connection with the stock repurchase program		0.0		0.8		1.9		1.0