Stock Repurchase Program Completion Date

No definition available.

Name:	aapl_StockRepurchaseProgramCompletionDate
Namespace Prefix:	aapl_
Data Type:	xbrli:gYearMonthItemType
Balance Type:	na
Period Type:	duration

- Definition

The up-front payment in exchange for initial delivery of Company shares under the accelerated share repurchase arrangement ("ASR"). Shareholders' equity is charged for this amount in the period of payment. This payment is distinct from a "settlement" cash or share transaction, which takes place at the conclusion of the ASR.

+ References

No definition available.

+ Details

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

- Definition

Final price paid per share for the purchase of the targeted number of shares, determined by an average market price over a fixed period of time.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 25
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6405686&loc=d3e22802-112653

+ Details

Name:	us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_AcceleratedShareRepurchasesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of shares that have been repurchased and retired during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(28))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21463-112644

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_StockRepurchasedAndRetiredDuringPeriodShares
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_ShareRepurchaseProgramAxis=aapl_AcceleratedShareRepurchaseAgreementAugust2017Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ShareRepurchaseProgramAxis=aapl_AcceleratedShareRepurchaseAgreementMay2017Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ShareRepurchaseProgramAxis=aapl_AcceleratedShareRepurchaseAgreementFebruary2017Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ShareRepurchaseProgramAxis=aapl_AcceleratedShareRepurchaseAgreementNovember2016Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ShareRepurchaseProgramAxis=aapl_AcceleratedShareRepurchaseAgreementAugust2016Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ShareRepurchaseProgramAxis=aapl_AcceleratedShareRepurchaseAgreementMay2016Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ShareRepurchaseProgramAxis=aapl_AcceleratedShareRepurchaseAgreementNovember2015Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Shareholders' Equity - Accelerated Share Repurchase Activity and Related Information (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	2 Months Ended	3 Months Ended		4 Months Ended					6 Months Ended
	Sep. 30, 2017	Sep. 30, 2017	Jul. 01, 2017	Aug. 31, 2017	May 31, 2017	Feb. 28, 2017	Nov. 30, 2016	Aug. 31, 2016	Apr. 30, 2016
August 2017 ASR
Accelerated Share Repurchases [Line Items]
Stock repurchase program completion date	2017-11
Number of shares repurchased (in shares)	15,069
ASR amount	$ 3,000
May 2017 ASR
Accelerated Share Repurchases [Line Items]
Stock repurchase program completion date				2017-08
Number of shares repurchased (in shares)		4,500	15,600	20,108
Average repurchase price per share (in dollars per share)				$ 149.20
ASR amount				$ 3,000
February 2017 ASR
Accelerated Share Repurchases [Line Items]
Stock repurchase program completion date					2017-05
Number of shares repurchased (in shares)					20,949
Average repurchase price per share (in dollars per share)					$ 143.20
ASR amount					$ 3,000
November 2016 ASR
Accelerated Share Repurchases [Line Items]
Stock repurchase program completion date						2017-02
Number of shares repurchased (in shares)						51,157
Average repurchase price per share (in dollars per share)						$ 117.29
ASR amount						$ 6,000
August 2016 ASR
Accelerated Share Repurchases [Line Items]
Stock repurchase program completion date							2016-11
Number of shares repurchased (in shares)							26,850
Average repurchase price per share (in dollars per share)							$ 111.73
ASR amount							$ 3,000
May 2016 ASR
Accelerated Share Repurchases [Line Items]
Stock repurchase program completion date								2016-08
Number of shares repurchased (in shares)								60,452
Average repurchase price per share (in dollars per share)								$ 99.25
ASR amount								$ 6,000
November 2015 ASR
Accelerated Share Repurchases [Line Items]
Stock repurchase program completion date									2016-04
Number of shares repurchased (in shares)									29,122
Average repurchase price per share (in dollars per share)									$ 103.02
ASR amount									$ 3,000