ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) - Schedule of accrued expenses and other current liabilities - USD ($) $ in Thousands	Jul. 31, 2018	Jan. 31, 2018
Schedule of accrued expenses and other current liabilities [Abstract]
Accrued payroll and related items	$ 1,543	$ 5,108
Accrued utility charges	2,162	2,639
Accrued real estate taxes	1,570	2,678
Accrued income taxes	47	61
Other	5,233	3,230
Total	$ 10,555	$ 13,716