INCOME TAXES - Provision (Details) - USD ($) $ in Thousands	12 Months Ended
Feb. 29, 2024	Feb. 28, 2023	Feb. 28, 2022
Reconciliation of the PRC statutory tax rate to the effective tax rate
(Loss) / income before provision for income tax	$ 17,483	$ (109,719)	$ (778,130)
PRC statutory income tax rate	25.00%	25.00%	25.00%
Income tax at statutory income tax rate	$ 4,371	$ (27,430)	$ (194,533)
Effect of non-deductible expenses and loss and super deduction expenses	5,669	(10,200)	108,961
Effect of income tax exemptions and preferential tax rates	(700)	(47,062)	(68,090)
Effect of income tax rate difference in other jurisdictions	(70)	75,598	97,306
Change in valuation allowance	6,109	29,105	453,348
Income tax expense / (benefit)	$ 15,379	$ 20,011	$ 396,992

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.

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