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v3.10.0.1

Description of Business (Details) | 6 Months Ended
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Sep. 29, 2018 Segment
Description of Business [Abstract] |
Number of reportable segments | 3

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- Definition Description of Business. + References No definition available. + Details
Name: | rl_DescriptionOfBusinessAbstract
Namespace Prefix: | rl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
Name: | us-gaap_NumberOfReportableSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration