Consolidated Statement of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Feb. 26, 2022	Feb. 27, 2021	Feb. 29, 2020
Cash flows from operating activities:
Net income	$ 1,619.6	$ 850.2	$ 466.4
Adjustments to reconcile net income to net cash provided by operating activities:
Gain on property dispositions and impairment losses, net	(15.0)	(38.8)	(484.8)
Depreciation and amortization	1,681.3	1,536.9	1,691.3
Operating lease right-of-use assets amortization	623.9	581.5	570.3
LIFO expense	115.2	58.7	18.4
Deferred income tax	219.0	(112.3)	(5.9)
Pension and post-retirement benefits income	(54.7)	(36.4)	(2.0)
Contributions to pension and post-retirement benefit plans	(29.8)	(60.0)	(11.0)
(Gain) loss on interest rate swaps and commodity hedges, net	(22.8)	16.9	50.6
Deferred financing costs	23.4	20.9	39.8
Loss on debt extinguishment	3.7	85.3	111.4
Equity-based compensation expense	101.2	59.0	32.8
Other operating activities	(77.0)	(143.0)	2.5
Changes in operating assets and liabilities, net of effects of acquisition of businesses:
Receivables, net	(22.4)	0.4	60.8
Inventories, net	(313.8)	9.2	(38.1)
Accounts payable, accrued salaries and wages and other accrued liabilities	679.5	787.4	85.3
Operating lease liabilities	(604.6)	(563.3)	(584.4)
Pension withdrawal liabilities	(131.0)	672.3	(62.3)
Self-insurance assets and liabilities	18.6	6.5	(4.0)
Other operating assets and liabilities	(300.9)	171.1	(33.2)
Net cash provided by operating activities	3,513.4	3,902.5	1,903.9
Cash flows from investing activities:
Business acquisitions, net of cash acquired	(25.4)	(97.9)	0.0
Proceeds from sale of assets	51.9	161.6	1,096.7
Other investing activities	41.1	(5.5)	(0.1)
Net cash used in investing activities	(1,538.9)	(1,572.0)	(378.5)
Cash flows from financing activities:
Proceeds from issuance of long-term debt	0.0	4,094.0	3,874.0
Payments on long-term borrowings	(330.9)	(4,446.7)	(5,676.6)
Payments of obligations under finance leases	(78.0)	(79.9)	(109.3)
Payment of redemption premium on debt extinguishment	(2.9)	(71.6)	0.0
Payments for debt financing costs	(11.0)	(21.9)	(53.2)
Dividends paid on common stock	(207.4)	(93.7)	0.0
Dividends paid on convertible preferred stock	(114.6)	(66.0)	0.0
Proceeds from convertible preferred stock	0.0	1,680.0	0.0
Third party issuance costs on convertible preferred stock	0.0	(80.9)	0.0
Treasury stock purchase, at cost	0.0	(1,881.2)	0.0
Employee tax withholding on vesting of restricted stock units	(29.4)	(14.1)	(18.8)
Other financing activities	(15.3)	(59.8)	(30.3)
Net cash used in financing activities	(789.5)	(1,041.8)	(2,014.2)
Net increase (decrease) in cash and cash equivalents and restricted cash	1,185.0	1,288.7	(488.8)
Cash and cash equivalents and restricted cash at beginning of period	1,767.6	478.9	967.7
Cash and cash equivalents and restricted cash at end of period	2,952.6	1,767.6	478.9
Reconciliation of capital investments:
Payments for property, equipment and intangibles, including payments for lease buyouts	(1,606.5)	(1,630.2)	(1,475.1)
Lease buyouts	11.7	(13.0)	7.7
Total payments for capital investments, excluding lease buyouts	(1,594.8)	(1,643.2)	(1,467.4)
Non-cash investing and financing activities were as follows:
Additions of finance lease obligations, excluding business acquisitions	81.0	38.8	0.0
Purchases of property and equipment included in accounts payable	499.7	360.8	230.8
Interest and income taxes paid:
Interest paid, net of amount capitalized	480.3	574.3	718.5
Income taxes paid	$ 240.9	$ 366.2	$ 228.8