Long-term Debt and Capitalized Lease Obligations - Schedule of Long-term Debt (Details) - USD ($) $ in Millions	Sep. 08, 2018	Feb. 24, 2018
Debt Instrument [Line Items]
Unamortized debt discounts	$ 230.2	$ 249.6
Deferred financing costs	71.4	79.7
Total debt	10,946.9	11,011.2
Less current maturities	(332.4)	(66.1)
Long-term portion	10,614.5	10,945.1
Secured debt \| Albertsons Term Loans due 2021 to 2023, interest rate range of 4.32% to 5.34%
Debt Instrument [Line Items]
Total debt	5,596.0	5,610.7
Senior notes \| Albertsons Senior Unsecured Notes due 2024 and 2025, interest rate of 6.625% and 5.750%, respectively
Debt Instrument [Line Items]
Total debt	$ 2,477.9	2,476.1
Senior notes \| Albertsons Senior Unsecured Notes due 2024, interest rate of 6.625%
Debt Instrument [Line Items]
Stated interest rate	6.625%
Senior notes \| Albertsons Senior Unsecured Notes due 2025, interest rate 5.750%
Debt Instrument [Line Items]
Stated interest rate	5.75%
Notes payable \| NALP Notes due 2027 to 2031, interest rate range of 6.52% to 8.70%
Debt Instrument [Line Items]
Total debt	$ 1,406.5	1,393.9
Notes payable \| Safeway Notes due 2019 to 2031, interest rate range of 3.95% to 7.45%
Debt Instrument [Line Items]
Total debt	1,266.8	1,266.9
Other notes payable \| Other Notes Payable, unsecured
Debt Instrument [Line Items]
Total debt	180.6	242.7
Mortgage notes payable \| Mortgage Notes Payable, secured
Debt Instrument [Line Items]
Total debt	$ 19.1	$ 20.9
Minimum \| Secured debt \| Albertsons Term Loans due 2021 to 2023, interest rate range of 4.32% to 5.34%
Debt Instrument [Line Items]
Stated interest rate	4.32%
Minimum \| Notes payable \| NALP Notes due 2027 to 2031, interest rate range of 6.52% to 8.70%
Debt Instrument [Line Items]
Stated interest rate	6.52%
Minimum \| Notes payable \| Safeway Notes due 2019 to 2031, interest rate range of 3.95% to 7.45%
Debt Instrument [Line Items]
Stated interest rate	3.95%
Maximum \| Secured debt \| Albertsons Term Loans due 2021 to 2023, interest rate range of 4.32% to 5.34%
Debt Instrument [Line Items]
Stated interest rate	5.34%
Maximum \| Notes payable \| NALP Notes due 2027 to 2031, interest rate range of 6.52% to 8.70%
Debt Instrument [Line Items]
Stated interest rate	8.70%
Maximum \| Notes payable \| Safeway Notes due 2019 to 2031, interest rate range of 3.95% to 7.45%
Debt Instrument [Line Items]
Stated interest rate	7.45%

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

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Amount, after accumulated amortization, of debt discount.

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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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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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