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Financing Arrangements Schedule of Debt Maturities (Details) - USD ($)
$ in Thousands
Feb. 28, 2017
Feb. 29, 2016
Obligation with Joint and Several Liability Arrangement [Line Items]    
Long-term Debt, Current Maturities $ 10,217 $ 8,826
Long-term Debt, Maturities, Repayments of Principal in Year Two 6,036  
Long-term Debt, Maturities, Repayments of Principal in Year Three 6,036  
Long-term Debt, Maturities, Repayments of Principal in Year Four 4,250  
Long-term Debt, Maturities, Repayments of Principal in Year Five 78,292  
Long-term Debt, Maturities, Repayments of Principal after Year Five 6,614  
Long-term Debt $ 111,445