XML 126 R111.htm IDEA: XBRL DOCUMENT
v3.22.4

Leases - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jan. 28, 2023 | Jan. 30, 2021 | Aug. 19, 2022 | Nov. 17, 2021
Lessee, Lease, Description [Line Items] |  |  |  |
Operating lease ROU asset impairment | $ 15.3 | $ 36.9 |  |
Blue Nile |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Operating lease right-of-use assets |  |  | $ 39.1 |
Diamonds Direct USA Inc. |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Operating lease right-of-use assets |  |  |  | $ 56.9

X
- Definition Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Right-of-Use Assets + References No definition available. + Details
Name: | sig_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRightOfUseAssets
Namespace Prefix: | sig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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_LesseeLeaseDescriptionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of loss from impairment of right-of-use asset from operating lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 25 -Paragraph 6 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=123399704&loc=SL77918431-209957 + Details
Name: | us-gaap_OperatingLeaseImpairmentLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=sig_BlueNileMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=sig_DiamondsDirectUSAIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |