DERIVATIVE FINANCIAL INSTRUMENTS - Schedule of the Effects of Derivative Financial Instruments Designated as Cash Flow Hedging Instruments (Details) - Designated as cash flow hedges - Cash flow hedging - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
DERIVATIVE FINANCIAL INSTRUMENTS
Net gains (losses) recognized in Accumulated other comprehensive (loss) income	$ 85	$ (7,212)	$ (9,976)
Net (losses) gains reclassified from Accumulated other comprehensive (loss) income to the consolidated statements of operations	(16,437)	(4,100)	(728)
Foreign currency forward contracts
DERIVATIVE FINANCIAL INSTRUMENTS
Net gains (losses) recognized in Accumulated other comprehensive (loss) income	85	323	289
Net (losses) gains reclassified from Accumulated other comprehensive (loss) income to the consolidated statements of operations	232	267	64
Interest rate swap agreement
DERIVATIVE FINANCIAL INSTRUMENTS
Net gains (losses) recognized in Accumulated other comprehensive (loss) income	0	(7,535)	(10,265)
Net (losses) gains reclassified from Accumulated other comprehensive (loss) income to the consolidated statements of operations	$ (16,669)	$ (4,367)	$ (792)