EMPLOYEE BENEFIT PLANS AND COLLECTIVE BARGAINING AGREEMENTS - Schedule of Multiemployer Plan (Details) - Pension $ in Millions	12 Months Ended
	Feb. 24, 2024 USD ($) agreement	Feb. 25, 2023 USD ($)	Feb. 26, 2022 USD ($)
Multiemployer Plans [Line Items]
Contributions by company | $	$ 545.5	$ 546.5	$ 523.7
UFCW-Northern California Employers Joint Pension Trust Fund
Multiemployer Plans [Line Items]
Contributions by company | $	$ 132.1	135.2	128.1
Total collective bargaining agreements	83
Most significant collective bargaining agreement	79
Western Conference of Teamsters Pension Plan
Multiemployer Plans [Line Items]
Contributions by company | $	$ 75.9	73.5	68.6
Total collective bargaining agreements	56
Most significant collective bargaining agreement	10
Southern California United Food & Commercial Workers Unions and Food Employers Joint Pension Plan
Multiemployer Plans [Line Items]
Contributions by company | $	$ 138.5	141.8	138.4
Total collective bargaining agreements	46
Most significant collective bargaining agreement	44
Sound Retirement Trust
Multiemployer Plans [Line Items]
Contributions by company | $	$ 70.1	66.6	61.4
Total collective bargaining agreements	131
Most significant collective bargaining agreement	27
Bakery and Confectionery Union and Industry International Pension Fund
Multiemployer Plans [Line Items]
Contributions by company | $	$ 18.7	18.3	18.2
Total collective bargaining agreements	110
Most significant collective bargaining agreement	35
UFCW Union and Participating Food Industry Employers Tri-State Pension Fund
Multiemployer Plans [Line Items]
Contributions by company | $	$ 10.7	11.5	12.0
Total collective bargaining agreements	6
Most significant collective bargaining agreement	2
Rocky Mountain UFCW Unions & Employers Pension Plan
Multiemployer Plans [Line Items]
Contributions by company | $	$ 16.9	17.2	15.7
Total collective bargaining agreements	85
Most significant collective bargaining agreement	27
UFCW Local 152 Retail Meat Pension Fund
Multiemployer Plans [Line Items]
Contributions by company | $	$ 11.2	11.4	11.6
Total collective bargaining agreements	4
Most significant collective bargaining agreement	4
Desert States Employers & UFCW Unions Pension Plan
Multiemployer Plans [Line Items]
Contributions by company | $	$ 11.0	10.8	11.6
Total collective bargaining agreements	17
Most significant collective bargaining agreement	15
UFCW Int'l Union- Albertsons Variable Annuity Pension Fund
Multiemployer Plans [Line Items]
Contributions by company | $	$ 9.6	8.9	9.6
Total collective bargaining agreements	26
Most significant collective bargaining agreement	7
Retail Food Employers and UFCW Local 711 Pension Trust Fund
Multiemployer Plans [Line Items]
Contributions by company | $	$ 8.6	9.0	8.6
Total collective bargaining agreements	7
Most significant collective bargaining agreement	4
Oregon Retail Employees Pension Trust
Multiemployer Plans [Line Items]
Contributions by company | $	$ 12.8	12.1	12.0
Total collective bargaining agreements	129
Most significant collective bargaining agreement	31
Intermountain Retail Store Employees Pension Trust
Multiemployer Plans [Line Items]
Contributions by company | $	$ 7.9	8.0	7.9
Total collective bargaining agreements	54
Most significant collective bargaining agreement	18
UFCW Local 1245 Labor Management Pension Plan
Multiemployer Plans [Line Items]
Contributions by company | $	$ 6.0	5.7	4.8
Total collective bargaining agreements	4
Most significant collective bargaining agreement	3
Other funds
Multiemployer Plans [Line Items]
Contributions by company | $	$ 15.5	$ 16.5	$ 15.2