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Revenues - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Aug. 31, 2021 | Aug. 31, 2020 | May 31, 2021
Revenue from Contract with Customer [Abstract] |  |  |
Returns liability | $ 44.9 | $ 43.1 | $ 45.2
Return asset | 4.2 | 4.1 | $ 3.4
Contract with Customer, Liability, Revenue Recognized | $ 15.3 | $ 16.9 |

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- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130549-203045 + Details
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- Definition Amount of liability for consideration received or receivable from customer which is not included in transaction price, when consideration is expected to be refunded to customer, classified as current. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 55 -Paragraph 27 -URI http://asc.fasb.org/extlink&oid=121551570&loc=SL49130611-203046-203046 + Details
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- Definition Amount of right to recover product from customer on settling refund liability, classified as current. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 55 -Paragraph 27 -URI http://asc.fasb.org/extlink&oid=121551570&loc=SL49130611-203046-203046 + Details
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