REVENUES FROM CONTRACTS WITH CUSTOMERS - Disaggregation of Revenues (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2022	Oct. 31, 2021	Oct. 31, 2022	Oct. 31, 2021
Disaggregation of Revenues
Totals	$ 117,875	$ 124,451	$ 336,262	$ 383,800
United States
Disaggregation of Revenues
Totals	81,810	110,196	256,031	349,066
Republic of Ireland
Disaggregation of Revenues
Totals	21,833	9,698	47,019	21,947
United Kingdom
Disaggregation of Revenues
Totals	$ 14,232	4,496	$ 33,212	12,283
Other
Disaggregation of Revenues
Totals		$ 61		$ 504