Effective Income Tax Rate Reconciliation, Change In Reporting Entity, Amount

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Effective Income Tax Rate Reconciliation, Contingent Consideration Liability Adjustments, Amount

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Effective Income Tax Rate Reconciliation, Taxes Related To Limited Liability Companies

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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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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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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 tax credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits.

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INCOME TAXES - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Millions	3 Months Ended						4 Months Ended		12 Months Ended
	Feb. 29, 2020	Nov. 30, 2019	Sep. 07, 2019	Feb. 23, 2019	Dec. 01, 2018	Sep. 08, 2018	Jun. 15, 2019	Jun. 16, 2018	Feb. 29, 2020	Feb. 23, 2019	Feb. 24, 2018
Income Tax Disclosure [Abstract]
Income tax expense (benefit) at federal statutory rate									$ 125.8	$ 11.0	$ (301.5)
State income taxes, net of federal benefit									32.3	0.7	(39.8)
Change in valuation allowance									(7.2)	(3.3)	(218.0)
Tax Cuts and Jobs Act									0.0	(56.9)	(430.4)
Unrecognized tax benefits									7.7	(16.2)	(36.5)
Member loss									0.0	0.0	83.1
Charitable donations									(6.9)	(4.4)	0.0
Tax Credits									(23.5)	(10.8)	(9.1)
CVR liability adjustment									0.0	0.0	(20.3)
Reorganization of limited liability companies									0.0	0.0	46.7
Nondeductible equity-based compensation expense									1.0	3.8	1.6
Other									3.6	(2.8)	(39.6)
Income tax expense (benefit)	$ 22.3	$ 12.9	$ 81.9	$ 1.4	$ (65.4)	$ (11.9)	$ 15.7	$ (3.0)	$ 132.8	$ (78.9)	$ (963.8)