ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) - Schedule of accrued expenses and other current liabilities - USD ($) $ in Thousands	Apr. 30, 2017	Jan. 31, 2017
Schedule of accrued expenses and other current liabilities [Abstract]
Accrued utility charges	$ 2,003	$ 2,414
Accrued payroll and related items	2,031	4,279
Accrued real estate taxes	2,868	2,716
Accrued income taxes	4,363	2,120
Other	2,996	1,819
Total	$ 14,261	$ 13,348