Shareholders' Equity - Additional Information (Details) - USD ($)	Jul. 01, 2017	May 31, 2017	Apr. 30, 2017
Equity [Abstract]
Maximum amount authorized for repurchase of common stock		$ 210,000,000,000	$ 175,000,000,000
Share repurchase program, amount utilized	$ 158,000,000,000

The total amount utilized to date under share repurchase program.

No definition available.

Name:	aapl_AmountUtilizedUnderShareRepurchaseProgram
Namespace Prefix:	aapl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant