INCOME TAXES (Details) - Schedule of Effective Income Tax Reconciliation - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2020	Jan. 31, 2019	Jan. 31, 2018
Schedule of Effective Income Tax Reconciliation [Abstract]
Federal income tax at statutory rate	$ (245)	$ 3,063	$ 8,583
State and local taxes, net of federal tax benefit	(427)	811	822
Section 45 production tax credits	(9,002)	(21,144)	(11,522)
Research and experimentation credits	(899)	(11,362)
Tax Cuts and Jobs Act		272	(14,362)
Domestic production activities deduction		(62)	(1,503)
Uncertain tax positions	(1,435)	6,872	361
Noncontrolling interest	(1,035)	(1,425)	(1,927)
Other	230	53	29
Total	$ (12,813)	$ (22,922)	$ (19,519)