COMMON STOCK (Details) - USD ($)	12 Months Ended
Jan. 31, 2019	Jan. 31, 2017
COMMON STOCK (Details) [Line Items]
Treasury Stock, Shares, Acquired	305,473	87,904
Treasury Stock, Value, Acquired, Cost Method (in Dollars)	$ 21,855,000	$ 4,353,000
Stock Repurchase Program Number of Additional Shares Authorized to be Repurchased	349,861
Apporximation
COMMON STOCK (Details) [Line Items]
Treasury Stock, Value, Acquired, Cost Method (in Dollars)	$ 21,856,000	$ 4,353,000

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

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