NOTE 9 - LONG-TERM DEBT (Details) $ in Millions	12 Months Ended
	Jan. 31, 2016 USD ($)
NOTE 9 - LONG-TERM DEBT (Details) [Line Items]
Line of Credit Facility, Expiration Date	Jul. 31, 2018
Line of Credit Facility, Maximum Borrowing Capacity	$ 15.0
Line of Credit Facility, Capacity Available for Trade Purchases	$ 3.0
Line of Credit Facility, Interest Rate Description	§ A floating interest rate, adjusted monthly, based on USD LIBOR, plus an applicable margin based on the ratio of our funded debt to our EBITDA (each as defined in the agreement);
Line of Credit Facility, Commitment Fee Description	§ A quarterly unused commitment fee of 0.20%; and
Line of Credit Facility, Covenant Terms	§ Maintain a tangible net worth of at least $95.0 million;§ Limit capital expenditures to no more than $15.0 million during any fiscal year; and§ Maintain a ratio of funded debt to EBITDA not exceeding 2.0:1.0.
Line of Credit Facility, Current Borrowing Capacity	$ 13.3
Standby Letters of Credit [Member]
NOTE 9 - LONG-TERM DEBT (Details) [Line Items]
Letters of Credit Outstanding, Amount	$ 1.7