Trade and other receivables (Details) - ZAR (R) R in Millions	Jun. 30, 2022	Jun. 30, 2021
Trade and other receivables
Trade and other receivables	R 38,936	R 27,140
Slate recovery receivable	2,571	78
Duties recoverable from customers	485	263
Prepaid expenses and other	2,115	1,860
Value added tax	2,564	1,592
Total trade and other current receivables	46,671	30,933
ORYX GTL
Trade and other receivables
Dividends receivable resulting from related party transactions	1,600
Cost
Trade and other receivables
Trade receivables	32,778	23,692
Other receivables	4,546	3,708
Related party receivables - equity accounted investments	2,074	255
Impairment
Trade and other receivables
Trade and other receivables	R (462)	R (515)

The amount recognised as a current asset for expenditures made prior to the period when the economic benefit will be realised.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 112
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_CurrentPrepaidExpenses
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of current trade receivables. [Refer: Trade receivables]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 78
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_78_b&doctype=Standard
-URIDate 2021-03-24

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 68
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_68&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_CurrentTradeReceivables
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of current value added tax receivables. [Refer: Value added tax receivables]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 78
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_78_b&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_CurrentValueAddedTaxReceivables
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of current other receivables. [Refer: Other receivables]

+ References

+ Details

Name:	ifrs-full_OtherCurrentReceivables
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of current trade receivables and current other receivables. [Refer: Current trade receivables; Other current receivables]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 54
-Subparagraph h
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_54_h&doctype=Standard
-URIDate 2021-03-24

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 78
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_78_b&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_TradeAndOtherCurrentReceivables
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of current receivables due from related parties. [Refer: Related parties [member]]

+ References

+ Details

Name:	ifrs-full_TradeAndOtherCurrentReceivablesDueFromRelatedParties
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of dividends receivable resulting from related party transactions.

+ References

No definition available.

+ Details

Name:	ssl_DividendsReceivableRelatedPartyTransactions
Namespace Prefix:	ssl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of duties recoverable from customers.

+ References

No definition available.

+ Details

Name:	ssl_DutiesRecoverableFromCustomers
Namespace Prefix:	ssl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of slate recovery receivables current.

+ References

No definition available.

+ Details

Name:	ssl_SlateRecoveryReceivableCurrent
Namespace Prefix:	ssl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount due from customers for goods and services sold, excluding prepaid expenses and other items.

+ References

No definition available.

+ Details

Name:	ssl_TradeAndOtherReceivablesExcludingPrepaymentsAndOtherItems
Namespace Prefix:	ssl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Trade and other receivables

+ References

No definition available.

+ Details

Name:	ssl_TradeAndOtherReceivablesLineItems
Namespace Prefix:	ssl_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	ifrs-full_JointVenturesAxis=ssl_OryxGtlMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis=ifrs-full_GrossCarryingAmountMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis=ifrs-full_AccumulatedImpairmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: