Revenue recognition - Unamortized Deferred Selling Costs (Details) - USD ($) $ in Millions	Jul. 31, 2021	Jan. 30, 2021	Aug. 01, 2020
Revenue from Contract with Customer [Abstract]
Other current assets	$ 25.4	$ 26.2	$ 30.2
Other assets	87.1	85.1	76.4
Total deferred selling costs	$ 112.5	$ 111.3	$ 106.6

Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 40
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123353750&loc=SL49131252-203054

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Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer; classified as current.

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- Definition

Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer; classified as noncurrent.

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- References

No definition available.

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