OTHER ASSETS (Details) - Schedule of Other Assets - USD ($) $ in Thousands	Jan. 31, 2019	Jan. 31, 2018
Schedule of Other Assets [Abstract]
Deferred taxes	$ 5,843
Real estate taxes refundable		$ 6,719
Other	333	735
Total	$ 6,176	$ 7,454

Amount of noncurrent assets classified as other.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_OtherAssetsNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant