PURCHASED INTANGIBLE ASSETS - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
Indefinite-Lived Intangible Assets
Goodwill allocated for income tax reporting purposes	$ 16,500
Period of amortization of goodwill for income tax purpose	15 years
Goodwill Impairment Loss	$ 0
Payment for acquisition		$ 600
Intangible Assets, Net (Excluding Goodwill)	2,609	3,322
Additions to other intangible assets	0	0
Additions to impairment losses	$ 0	0	$ 0
LTI
Indefinite-Lived Intangible Assets
Payment for acquisition		$ 600