Shareholders' Equity - Additional Information (Details)	Apr. 01, 2017 USD ($)
Equity [Abstract]
Maximum amount authorized for repurchase of common stock	$ 175,000,000,000
Share repurchase program, utilized amount	$ 151,000,000,000

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