LONG-TERM DEBT AND FINANCE LEASE OBLIGATIONS - Schedule of Long-term Debt (Details) - USD ($) $ in Millions	Feb. 26, 2022	Feb. 27, 2021
Debt Instrument [Line Items]
Unamortized debt discounts	$ 41.4	$ 44.8
Deferred financing costs	57.5	69.8
Long-term debt	7,484.6
Finance lease obligations	579.4	612.7
Total debt	7,965.1	8,313.6
Less current maturities	(828.8)	(212.4)
Long-term portion	$ 7,136.3	8,101.2
Minimum \| Safeway Inc. Notes due 2027 to 2031, interest rate range of 7.25% to 7.45%
Debt Instrument [Line Items]
Stated interest rate	7.25%
Maximum \| Safeway Inc. Notes due 2027 to 2031, interest rate range of 7.25% to 7.45%
Debt Instrument [Line Items]
Stated interest rate	7.45%
Senior notes \| Senior Unsecured Notes due 2023 to 2030, interest rate range of 3.25% to 7.50%
Debt Instrument [Line Items]
Long-term debt	$ 6,492.5	6,680.5
Senior notes \| Minimum \| Senior Unsecured Notes due 2023 to 2030, interest rate range of 3.25% to 7.50%
Debt Instrument [Line Items]
Stated interest rate	3.25%
Senior notes \| Maximum \| Senior Unsecured Notes due 2023 to 2030, interest rate range of 3.25% to 7.50%
Debt Instrument [Line Items]
Stated interest rate	7.50%
Notes payable \| Safeway Inc. Notes due 2027 to 2031, interest rate range of 7.25% to 7.45%
Debt Instrument [Line Items]
Long-term debt	$ 374.4	504.3
Notes payable \| New Albertsons L.P. Notes due 2026 to 2031, interest rate range of 6.52% to 8.70%
Debt Instrument [Line Items]
Long-term debt	$ 472.6	469.1
Notes payable \| Minimum \| New Albertsons L.P. Notes due 2026 to 2031, interest rate range of 6.52% to 8.70%
Debt Instrument [Line Items]
Stated interest rate	6.52%
Notes payable \| Maximum \| New Albertsons L.P. Notes due 2026 to 2031, interest rate range of 6.52% to 8.70%
Debt Instrument [Line Items]
Stated interest rate	8.70%
Other notes payable \| Other financing obligations
Debt Instrument [Line Items]
Long-term debt	$ 29.1	29.4
Mortgage notes payable \| Mortgage notes payable, secured
Debt Instrument [Line Items]
Long-term debt	$ 17.1	$ 17.6

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Present value of lessee's discounted obligation for lease payments from finance lease.

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