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Computation of Earnings Per Share (Tables)

9 Months Ended

Feb. 28, 2017

Computation Of Earnings Per Share Tables [Abstract]

Schedule of basic and diluted earnings per common share

		Three Months Ended								Nine Months Ended
		2017				2016				2017				2016
Basic earnings per common share:
Net earnings allocable to common shares⁽¹⁾		$	561			$	506			$	1,974			$	1,888
Weighted-average common shares			266				272				266				278
Basic earnings per common share		$	2.11			$	1.86			$	7.43			$	6.79
Diluted earnings per common share:
Net earnings allocable to common shares⁽¹⁾		$	561			$	506			$	1,974			$	1,888
Weighted-average common shares			266				272				266				278
Dilutive effect of share-based awards			5				3				4				3
Weighted-average diluted shares			271				275				270				281
Diluted earnings per common share		$	2.07			$	1.84			$	7.31			$	6.71
Anti-dilutive options excluded from diluted earnings per common share			4.0				4.8				4.7				4.0

⁽¹⁾	Net earnings available to participating securities were immaterial in all periods presented.