CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Dec. 30, 2023	Dec. 31, 2022
Statement of Cash Flows [Abstract]
Cash, cash equivalents and restricted cash, beginning balances	$ 30,737	$ 24,977
Operating activities:
Net income	33,916	29,998
Adjustments to reconcile net income to cash generated by operating activities:
Depreciation and amortization	2,848	2,916
Share-based compensation expense	2,997	2,905
Other	(989)	(317)
Changes in operating assets and liabilities:
Accounts receivable, net	6,555	4,275
Vendor non-trade receivables	4,569	2,320
Inventories	(137)	(1,807)
Other current and non-current assets	(1,457)	(4,099)
Accounts payable	(4,542)	(6,075)
Other current and non-current liabilities	(3,865)	3,889
Cash generated by operating activities	39,895	34,005
Investing activities:
Purchases of marketable securities	(9,780)	(5,153)
Proceeds from maturities of marketable securities	13,046	7,127
Proceeds from sales of marketable securities	1,337	509
Payments for acquisition of property, plant and equipment	(2,392)	(3,787)
Other	(284)	(141)
Cash generated by/(used in) investing activities	1,927	(1,445)
Financing activities:
Payments for taxes related to net share settlement of equity awards	(2,591)	(2,316)
Payments for dividends and dividend equivalents	(3,825)	(3,768)
Repurchases of common stock	(20,139)	(19,475)
Repayments of term debt	0	(1,401)
Repayments of commercial paper, net	(3,984)	(8,214)
Other	(46)	(389)
Cash used in financing activities	(30,585)	(35,563)
Increase/(Decrease) in cash, cash equivalents and restricted cash	11,237	(3,003)
Cash, cash equivalents and restricted cash, ending balances	41,974	21,974
Supplemental cash flow disclosure:
Cash paid for income taxes, net	$ 7,255	$ 828