XML 15 R51.htm IDEA: XBRL DOCUMENT v3.19.3

Revenue recognition - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Nov. 02, 2019	Nov. 03, 2018	Nov. 02, 2019	Nov. 03, 2018
Disaggregation of Revenue [Line Items]
Sales	$ 1,187.7	$ 1,191.7	$ 3,983.8	$ 4,092.4
Bridal
Disaggregation of Revenue [Line Items]
Sales	543.2	566.5	1,794.1	1,889.5
Fashion
Disaggregation of Revenue [Line Items]
Sales	363.7	356.1	1,310.1	1,300.1
Watches
Disaggregation of Revenue [Line Items]
Sales	76.7	86.9	251.2	283.8
Other
Disaggregation of Revenue [Line Items]
Sales	204.1	182.2	628.4	619.0
Store
Disaggregation of Revenue [Line Items]
Sales	1,037.8	1,060.6	3,493.3	3,658.5
Kay
Disaggregation of Revenue [Line Items]
Sales	466.7	451.2	1,570.4	1,580.4
Zales
Disaggregation of Revenue [Line Items]
Sales	220.3	222.7	781.2	799.3
Jared
Disaggregation of Revenue [Line Items]
Sales	211.3	220.5	720.9	759.2
Piercing Pagoda
Disaggregation of Revenue [Line Items]
Sales	68.3	61.4	225.1	203.4
James Allen
Disaggregation of Revenue [Line Items]
Sales	60.8	52.5	166.4	160.2
Peoples
Disaggregation of Revenue [Line Items]
Sales	37.1	39.8	124.3	134.2
Regional banners
Disaggregation of Revenue [Line Items]
Sales	6.2	16.2	23.7	62.1
International segment
Disaggregation of Revenue [Line Items]
Sales	106.4	121.3	331.8	381.5
Other
Disaggregation of Revenue [Line Items]
Sales	10.6	6.1	40.0	12.1
E-commerce
Disaggregation of Revenue [Line Items]
Sales	139.3	125.0	450.5	421.8
Other
Disaggregation of Revenue [Line Items]
Sales	10.6	6.1	40.0	12.1
North America
Disaggregation of Revenue [Line Items]
Sales	1,070.7	1,064.3	3,612.0	3,698.8
North America | Bridal
Disaggregation of Revenue [Line Items]
Sales	499.3	514.6	1,654.3	1,730.2
North America | Fashion
Disaggregation of Revenue [Line Items]
Sales	342.4	332.5	1,245.2	1,223.4
North America | Watches
Disaggregation of Revenue [Line Items]
Sales	41.2	45.7	142.4	156.7
North America | Other
Disaggregation of Revenue [Line Items]
Sales	187.8	171.5	570.1	588.5
North America | Store
Disaggregation of Revenue [Line Items]
Sales	943.9	952.1	3,198.4	3,316.0
North America | Kay
Disaggregation of Revenue [Line Items]
Sales	466.7	451.2	1,570.4	1,580.4
North America | Zales
Disaggregation of Revenue [Line Items]
Sales	220.3	222.7	781.2	799.3
North America | Jared
Disaggregation of Revenue [Line Items]
Sales	211.3	220.5	720.9	759.2
North America | Piercing Pagoda
Disaggregation of Revenue [Line Items]
Sales	68.3	61.4	225.1	203.4
North America | James Allen
Disaggregation of Revenue [Line Items]
Sales	60.8	52.5	166.4	160.2
North America | Peoples
Disaggregation of Revenue [Line Items]
Sales	37.1	39.8	124.3	134.2
North America | Regional banners
Disaggregation of Revenue [Line Items]
Sales	6.2	16.2	23.7	62.1
North America | International segment
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
North America | Other
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
North America | E-commerce
Disaggregation of Revenue [Line Items]
Sales	126.8	112.2	413.6	382.8
North America | Other
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
International segment
Disaggregation of Revenue [Line Items]
Sales	106.4	121.3	331.8	381.5
International segment | Bridal
Disaggregation of Revenue [Line Items]
Sales	43.9	51.9	139.8	159.3
International segment | Fashion
Disaggregation of Revenue [Line Items]
Sales	21.3	23.6	64.9	76.7
International segment | Watches
Disaggregation of Revenue [Line Items]
Sales	35.5	41.2	108.8	127.1
International segment | Other
Disaggregation of Revenue [Line Items]
Sales	5.7	4.6	18.3	18.4
International segment | Store
Disaggregation of Revenue [Line Items]
Sales	93.9	108.5	294.9	342.5
International segment | Kay
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
International segment | Zales
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
International segment | Jared
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
International segment | Piercing Pagoda
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
International segment | James Allen
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
International segment | Peoples
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
International segment | Regional banners
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
International segment | International segment
Disaggregation of Revenue [Line Items]
Sales	106.4	121.3	331.8	381.5
International segment | Other
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
International segment | E-commerce
Disaggregation of Revenue [Line Items]
Sales	12.5	12.8	36.9	39.0
International segment | Other
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other
Disaggregation of Revenue [Line Items]
Sales	10.6	6.1	40.0	12.1
Other | Bridal
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other | Fashion
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other | Watches
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other | Other
Disaggregation of Revenue [Line Items]
Sales	10.6	6.1	40.0	12.1
Other | Store
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other | Kay
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other | Zales
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other | Jared
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other | Piercing Pagoda
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other | James Allen
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other | Peoples
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other | Regional banners
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other | International segment
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other | Other
Disaggregation of Revenue [Line Items]
Sales	10.6	6.1	40.0	12.1
Other | E-commerce
Disaggregation of Revenue [Line Items]
Sales	0.0	0.0	0.0	0.0
Other | Other
Disaggregation of Revenue [Line Items]
Sales	$ 10.6	$ 6.1	$ 40.0	$ 12.1

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

X

- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045

+ Details

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

X

- Details

Name:	srt_ProductOrServiceAxis=sig_BridalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=sig_FashionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=sig_WatchesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=sig_OtherProductMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ContractWithCustomerSalesChannelAxis=us-gaap_SalesChannelDirectlyToConsumerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ContractWithCustomerSalesChannelAxis=sig_KayMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ContractWithCustomerSalesChannelAxis=sig_ZaleJewelryMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ContractWithCustomerSalesChannelAxis=sig_JaredMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ContractWithCustomerSalesChannelAxis=sig_PiercingPagodaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ContractWithCustomerSalesChannelAxis=sig_JamesAllenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ContractWithCustomerSalesChannelAxis=sig_PeoplesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ContractWithCustomerSalesChannelAxis=sig_RegionalBannersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ContractWithCustomerSalesChannelAxis=sig_InternationalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ContractWithCustomerSalesChannelAxis=sig_OtherBannerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ContractWithCustomerSalesChannelAxis=us-gaap_SalesChannelThroughIntermediaryMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ContractWithCustomerSalesChannelAxis=sig_SalesChannelThroughOtherMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=sig_NorthAmericaSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=sig_InternationalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=us-gaap_AllOtherSegmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: