Quarterly report pursuant to Section 13 or 15(d)

Fair Value of Financial Instruments Fair Value of Financial Instruments (Details Textual 1)

v3.8.0.1
Fair Value of Financial Instruments Fair Value of Financial Instruments (Details Textual 1) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
May 31, 2017
Aug. 31, 2017
Feb. 28, 2017
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trademarks, carrying value   $ 3,309.1 $ 3,377.7
Nonrecurring [Member] | Trademarks [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Impairment of trademarks   $ 86.8  
Operating Segments [Member] | Beer [Member] | Nonrecurring [Member] | Trademarks [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trademarks, carrying value $ 222.8    
Trademarks, estimated fair value 136.0    
Impairment of trademarks $ 86.8