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DERIVATIVE FINANCIAL INSTRUMENTS - CASH FLOW HEDGES (Details) - USD ($) $ in Thousands		12 Months Ended
	May 01, 2020	Jan. 31, 2021	Jan. 31, 2020	Jan. 31, 2019
DERIVATIVE FINANCIAL INSTRUMENTS
Net gains (losses) reclassified from Accumulated other comprehensive (loss) income to the consolidated statements of operations	$ 20,400
Accumulated other comprehensive loss		$ (136,878)	$ (151,865)
Unrealized loss on derivatives		1,362	(599)	$ (2,511)
Designated as cash flow hedges \| Cash flow hedging
DERIVATIVE FINANCIAL INSTRUMENTS
Net gains (losses) recognized in Accumulated other comprehensive (loss) income		(5,349)	(8,026)	(4,024)
Net gains (losses) reclassified from Accumulated other comprehensive (loss) income to the consolidated statements of operations		(2,218)	(339)	(4,219)
Net losses on interest rate swaps expected to be reclassified to earnings during next 12 months		3,400
Foreign currency forward contracts \| Designated as cash flow hedges
DERIVATIVE FINANCIAL INSTRUMENTS
Net gains on foreign currency forward contracts expected to be reclassified to earnings during next 12 months			600
Foreign currency forward contracts \| Designated as cash flow hedges \| Cash flow hedging
DERIVATIVE FINANCIAL INSTRUMENTS
Net gains (losses) recognized in Accumulated other comprehensive (loss) income		2,186	2,239	(981)
Net gains (losses) reclassified from Accumulated other comprehensive (loss) income to the consolidated statements of operations		2,149	453	(4,219)
Interest rate swap agreement \| Designated as cash flow hedges \| Cash flow hedging
DERIVATIVE FINANCIAL INSTRUMENTS
Net gains (losses) recognized in Accumulated other comprehensive (loss) income		(7,535)	(10,265)	(3,043)
Net gains (losses) reclassified from Accumulated other comprehensive (loss) income to the consolidated statements of operations		(4,367)	$ (792)	$ 0
Unrealized loss on derivatives		$ 13,000