LEASES (Details) - USD ($)	3 Months Ended
	Jan. 31, 2020	May 01, 2019
Leases
Lease, Practical Expedients, Package [true false]	true
Option to extend term	P10Y
Operating right-of-use assets	$ 2,075,000
Finance lease, Right-of-Use	45,000
Operating Lease, Liability, Current	395,000
Finance Lease, Liability, Current	45,000
Operating Lease, Liability, Noncurrent	1,945,000
Capital leases reclassified from long-term debt to finance lease liabilities	98,000
Deferred lease reclassified from accrued liabilities to operating right-of-use assets	206,000
Restatement Adjustment
Leases
Capital leases reclassified from long-term debt to finance lease liabilities	206,000
ASU 2016-02
Leases
Operating right-of-use assets	2,075,000	$ 2,267,000
Finance lease, Right-of-Use		98,000
Operating Lease, Liability, Current		380,000
Finance Lease, Liability, Current		73,000
Operating Lease, Liability, Noncurrent		2,093,000
Finance Lease, Liability, Noncurrent		$ 25,000
Operating lease liability	$ 2,340,000
Minimum
Leases
Initial lease agreement term	5 years
Remaining lease term	1 year
Maximum
Leases
Initial lease agreement term	15 years
Remaining lease term	8 years