Business Segments And Geographic Areas (Net Sales And Long-Lived Assets Geographic Areas) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Nov. 30, 2018	Aug. 31, 2018	May 31, 2018	Feb. 28, 2018	Nov. 30, 2017	Aug. 31, 2017	May 31, 2017	Feb. 28, 2017	Nov. 30, 2018	Nov. 30, 2017	Nov. 30, 2016
Segment Reporting Information [Line Items]
Revenues	$ 1,499.2	$ 1,345.3	$ 1,327.3	$ 1,237.1	$ 1,490.9	$ 1,185.2	$ 1,114.3	$ 1,043.7	$ 5,408.9	$ 4,834.1	$ 4,411.5
Long-lived assets	8,386.3				8,370.3				8,386.3	8,370.3	2,865.7
UNITED STATES
Segment Reporting Information [Line Items]
Revenues									3,266.9	2,859.6	2,565.3
Long-lived assets	6,449.7				6,357.9				6,449.7	6,357.9	1,499.9
EMEA [Member]
Segment Reporting Information [Line Items]
Revenues									1,021.1	951.6	896.0
Long-lived assets	1,060.0				1,129.1				1,060.0	1,129.1	846.5
Other Countries [Member]
Segment Reporting Information [Line Items]
Revenues									1,120.9	1,022.9	950.2
Long-lived assets	$ 876.6				$ 883.3				$ 876.6	$ 883.3	$ 519.3