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Note 3 - DEBT (Details) - Schedule of Long-term Debt Instruments
9 Months Ended
Nov. 30, 2018
Pricing Tier I [Member]  
Debt Instrument [Line Items]  
Adjusted Funded Debt to EBITDA Ratio >2.00
Pricing Teir II [Member]  
Debt Instrument [Line Items]  
Adjusted Funded Debt to EBITDA Ratio >1.50 but <2.00
Pricing Tier III [Member]  
Debt Instrument [Line Items]  
Adjusted Funded Debt to EBITDA Ratio >1.00 but <1.50
Pricing Tier IV [Member]  
Debt Instrument [Line Items]  
Adjusted Funded Debt to EBITDA Ratio <1.00
London Interbank Offered Rate (LIBOR) [Member] | Pricing Tier I [Member]  
Debt Instrument [Line Items]  
LIBOR Margin 325.00%
London Interbank Offered Rate (LIBOR) [Member] | Pricing Teir II [Member]  
Debt Instrument [Line Items]  
LIBOR Margin 300.00%
London Interbank Offered Rate (LIBOR) [Member] | Pricing Tier III [Member]  
Debt Instrument [Line Items]  
LIBOR Margin 275.00%
London Interbank Offered Rate (LIBOR) [Member] | Pricing Tier IV [Member]  
Debt Instrument [Line Items]  
LIBOR Margin 250.00%