Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Feb. 28, 2023	May 31, 2022
CURRENT ASSETS
Cash and cash equivalents	$ 5,373	$ 6,897
Receivables, less allowances of $784 and $692	10,721	11,863
Spare parts, supplies, and fuel, less allowances of $275 and $360	631	637
Prepaid expenses and other	1,219	968
Total current assets	17,944	20,365
PROPERTY AND EQUIPMENT, AT COST	79,335	75,275
Less accumulated depreciation and amortization	39,486	37,184
Net property and equipment	39,849	38,091
OTHER LONG-TERM ASSETS
Operating lease right-of-use assets, net	17,410	16,613
Goodwill	6,455	6,544
Other assets	4,117	4,381
Total other long-term assets	27,982	27,538
ASSETS	85,775	85,994
CURRENT LIABILITIES
Current portion of long-term debt	147	82
Accrued salaries and employee benefits	2,266	2,531
Accounts payable	3,987	4,030
Operating lease liabilities	2,446	2,443
Accrued expenses	4,734	5,188
Total current liabilities	13,580	14,274
LONG-TERM DEBT, LESS CURRENT PORTION	20,122	20,182
OTHER LONG-TERM LIABILITIES
Deferred income taxes	4,313	4,093
Pension, postretirement healthcare, and other benefit obligations	3,779	4,448
Self-insurance accruals	3,201	2,889
Operating lease liabilities	15,373	14,487
Other liabilities	674	682
Total other long-term liabilities	27,340	26,599
COMMITMENTS AND CONTINGENCIES
COMMON STOCKHOLDERS' INVESTMENT
Common stock, $0.10 par value; 800 million shares authorized; 318 million shares issued as of February 28, 2023 and May 31, 2022	32	32
Additional paid-in capital	3,735	3,712
Retained earnings	34,040	32,782
Accumulated other comprehensive loss	(1,308)	(1,103)
Treasury stock, at cost	(11,766)	(10,484)
Total common stockholders’ investment	24,733	24,939
LIABILITIES AND COMMON STOCKHOLDERS' INVESTMENT	$ 85,775	$ 85,994