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v3.8.0.1

Segment Information (Details 2) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Sep. 30, 2017 | Oct. 01, 2016 | Sep. 30, 2017 | Oct. 01, 2016
Segment Reporting Information [Line Items] |  |  |  |
Inventory-Related Charges | $ (0.6) | $ (81.0) | $ (1.3) | $ (135.0)
North America segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Inventory-Related Charges | (0.1) | (17.9) | (0.8) | (24.8)
Europe segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Inventory-Related Charges | (0.1) | (4.6) | (0.1) | (12.5)
Asia segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Inventory-Related Charges | 0.0 | (57.8) | 0.0 | (94.1)
Other non-reportable segments [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Inventory-Related Charges | $ (0.4) | $ (0.7) | $ (0.4) | $ (3.6)

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- Definition Inventory-related charges associated with restructuring. + References No definition available. + Details
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Namespace Prefix: | rl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=rl_AsiaSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |