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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Feb. 29, 2020	Nov. 30, 2019	Aug. 31, 2019	Jun. 01, 2019	Mar. 02, 2019	Dec. 01, 2018	Sep. 01, 2018	Jun. 02, 2018	Feb. 29, 2020	Mar. 02, 2019	Mar. 03, 2018
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net (loss) income	$ (324,721)	$ 51,485	$ (79,279)	$ (99,659)	$ (272,979)	$ (4,510)	$ (359,140)	$ 214,416	$ (452,174)	$ (422,213)	$ 943,470
Defined benefit pension plans:
Amortization of net actuarial losses included in net periodic pension cost, net of $0, $1,765 and $4,842 income tax expense									(17,351)	3,490	7,255
Change in fair value of interest rate cap									(488)
Total other comprehensive (loss) income									(17,839)	3,490	7,255
Comprehensive (loss) income									$ (470,013)	$ (418,723)	$ 950,725