BUSINESS COMBINATIONS (Details) - Refined Coal [Member] - USD ($)	3 Months Ended		9 Months Ended
	Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2018	Oct. 31, 2017	Jan. 31, 2018	Aug. 10, 2017
BUSINESS COMBINATIONS (Details) [Line Items]
Income Tax Expense (Benefit)	$ (8,318,000)	$ (9,918,000)	$ (19,914,000)	$ (9,918,000)
Business Acquisition, Pro Forma Earnings Per Share, Basic (in Dollars per share)				$ 0.16
Business Acquisition, Pro Forma Revenue			1,000,000
Business Acquisition, Pro Forma Net Income (Loss)			14,200,000
Payments to Acquire Businesses, Gross			$ 12,049,000
Business Acquisition, Transaction Costs					$ 2,500,000
Pro Forma [Member]
BUSINESS COMBINATIONS (Details) [Line Items]
Costs and Expenses				$ 1,385,000
Selling, General and Administrative Expense				370,000
Net Income (Loss) Attributable to Parent				1,037,000
Pro Forma1 Member
BUSINESS COMBINATIONS (Details) [Line Items]
Income Tax Expense (Benefit)				$ 667,000
Refined Coal Facility [Member]
BUSINESS COMBINATIONS (Details) [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent						95.35%