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Business Combinations and Divestitures Aerospace & Defense (Details) - USD ($)
$ in Millions
3 Months Ended
Dec. 02, 2019
Feb. 29, 2020
Feb. 28, 2019
Business Acquisition [Line Items]      
Gain (Loss) on Disposition of Assets   $ 372.3 $ 0.0
Aerospace & Defense      
Business Acquisition [Line Items]      
Disposal Group, Including Discontinued Operation, Consideration $ 466.0    
Current assets 18.9    
Property and equipment 4.5    
Intangible assets 4.2    
Goodwill 87.7    
Current liabilities (1.1)    
Deferred revenue (24.8)    
Gain (Loss) on Disposition of Assets $ 372.0