Derivative Instruments And Hedging Activities (Fair Values Of Derivative Instruments On The Consolidated Balance Sheets) (Details) - USD ($)
$ in Thousands
May. 31, 2015
Feb. 28, 2015
Derivatives, Fair Value [Line Items]    
Assets $ 66 $ 1,201
Liabilities (2,633) (1,064)
Designated As Hedging Instrument [Member] | Interest Rate Swaps [Member] | Other Current Assets [Member]    
Derivatives, Fair Value [Line Items]    
Assets [1] 66 1,201
Liabilities [1] 0 0
Designated As Hedging Instrument [Member] | Interest Rate Swaps [Member] | Accounts Payable [Member]    
Derivatives, Fair Value [Line Items]    
Assets [2] 0 0
Liabilities [2] $ (2,633) $ (1,064)
[1] Reported in other current assets on the consolidated balance sheets.
[2] Reported in accounts payable on the consolidated balance sheets.