Stock And Stock-Based Incentive Plans (Narrative) (Details) - USD ($)	3 Months Ended
	Aug. 31, 2016	May 31, 2016	Nov. 30, 2016	Jun. 28, 2016	Nov. 30, 2015
Stock and Stock-Based Incentive Plans
Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Incremental Compensation Cost	$ 10,900,000	$ 3,500,000
Share Repurchase Program
Stock and Stock-Based Incentive Plans
Stock Repurchase Program, Authorized Amount			$ 4,550,000,000
Available for repurchase, as of end of period			$ 1,691,500,000		$ 1,553,800,000
share repurchase program additional authorization [Member]
Stock and Stock-Based Incentive Plans
Stock Repurchase Program, Authorized Amount				$ 750,000,000