Accumulated Other Comprehensive Income (Loss) Other comprehensive income recognized into net earnings (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2014	Nov. 30, 2013
Foreign currency translation adjustments	$ (29.6)	$ (30.2)	$ (10.3)	$ 0.2
Employee benefit plans	(108.9)	(105.7)	(118.5)	(88.8)
Accumulated other comprehensive (loss) income	(138.5)	(135.9)	(128.8)	$ (88.6)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax	0.6	(19.9)	(10.5)
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, before Reclassification Adjustments, Net of Tax	(5.3)	10.1	(31.0)
Other Comprehensive Income (Loss), Net of Tax	1.2	(9.8)	(41.5)
Tax effect in defined benefit plans	2.1	2.7	1.3
Other expense (income), net	(0.7)	6.9	(2.4)
Other Comprehensive Income (Loss), Reclassification, Net of Tax	(3.8)	2.7	1.3
Other Comprehensive Income (Loss) [Member]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax	6.5	(19.9)	(10.5)
Reclassification out of Accumulated Other Comprehensive Income [Member]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax	$ (5.9)	$ 0.0	$ 0.0