Description of Business, Basis of Presentation and Summary of Significant Accounting Policies (Details Textual 1) - USD ($) $ in Millions	Feb. 29, 2016	Feb. 28, 2015
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Other assets	$ 111.6	$ 111.4
Long-term debt, less current maturities	$ 6,816.2	7,086.0
Adjustments for New Accounting Pronouncement [Member] | Restatement Adjustment [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Other assets		(51.5)
Long-term debt, less current maturities		$ (51.5)