Commitments and Contingencies - Royalty and advertising (Details) $ in Millions	Jan. 30, 2021 USD ($)
Royalty and advertising payments
Commitments
Fiscal 2020	$ 4

Amount of commitment classified as other to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

No definition available.

Name:	us-gaap_OtherCommitmentDueInNextTwelveMonths
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant