Segment Information and Geographic Data - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended
Jun. 30, 2012	Jun. 30, 2012	Jun. 29, 2013 Country
Segment Reporting Information [Line Items]
Number of countries with Apple retail stores			13
Certain manufacturing costs and variances	$ 146	$ (48)

Certain manufacturing costs and variances, including costs related to product tooling and manufacturing process equipment.

No definition available.

Name:	aapl_CertainManufacturingCostsAndVariances
Namespace Prefix:	aapl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration