Description Of Business [Line Items]

No definition available.

Name:	spb_DescriptionOfBusinessLineItems
Namespace Prefix:	spb_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Disposal Group Including Discontinued Operation Consideration Adjustment

+ References

No definition available.

+ Details

Name:	spb_DisposalGroupIncludingDiscontinuedOperationConsiderationAdjustment
Namespace Prefix:	spb_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Disposal Group Including Discontinued Operation Consideration Cash

+ References

No definition available.

+ Details

Name:	spb_DisposalGroupIncludingDiscontinuedOperationConsiderationCash
Namespace Prefix:	spb_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=109124213&loc=d3e6613-128477

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=109124213&loc=d3e6578-128477

+ Details

Name:	us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

+ References

No definition available.

+ Details

Name:	us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=spb_GlobalBatteryAndLightingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=spb_EnergizerHoldingsInc.Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=spb_GlobalAutoCareMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_EquityInterestIssuedOrIssuableByTypeAxis=us-gaap_CommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Description Of Business (Narrative) (Details) - Energizer [Member] - USD ($) $ in Millions	Jan. 28, 2019	Jan. 02, 2019
Global Battery And Lighting [Member]
Description Of Business [Line Items]
Purchase price		$ 1,956.2
Purchase price adjustment		$ 200.0
Global Auto Care [Member]
Description Of Business [Line Items]
Purchase price, cash	$ 938.7
Common Stock [Member] \| Global Auto Care [Member]
Description Of Business [Line Items]
Stock consideration, value	$ 242.1