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DERIVATIVE FINANCIAL INSTRUMENTS (Details) bu in Millions	12 Months Ended
DERIVATIVE FINANCIAL INSTRUMENTS (Details) bu in Millions	Jan. 31, 2021 USD ($) bu	Jan. 31, 2020 USD ($) bu	Jan. 31, 2019 USD ($)
DERIVATIVE FINANCIAL INSTRUMENTS (Details) [Line Items]
Forward Purchase Contracts, Quantity (in US Bushels) \| bu	6.4
Debt Instrument, Collateral Amount	$ 1,657,000	$ 1,113,000
Corn [Member]
DERIVATIVE FINANCIAL INSTRUMENTS (Details) [Line Items]
Forward Purchase Contracts, Quantity (in US Bushels) \| bu	6.4	1.6
Short [Member] \| Corn [Member]
DERIVATIVE FINANCIAL INSTRUMENTS (Details) [Line Items]
Commodity Futures, Quantity (in US Bushels) \| bu	6.9	3.7
Long [Member] \| Corn [Member]
DERIVATIVE FINANCIAL INSTRUMENTS (Details) [Line Items]
Commodity Futures, Quantity (in US Bushels) \| bu		2.2
Cost of Sales [Member]
DERIVATIVE FINANCIAL INSTRUMENTS (Details) [Line Items]
Derivative, Loss on Derivative	$ 5,552,000
Derivative, Gain on Derivative		$ 2,201,000	$ 2,698,000
Revenue Benchmark [Member]
DERIVATIVE FINANCIAL INSTRUMENTS (Details) [Line Items]
Derivative, Loss on Derivative	$ 1,167,000
Derivative, Gain on Derivative		$ 0	$ 0