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SUBSEQUENT EVENTS (Details) (Subsequent Event, CBBeauty Group, USD $)
In Millions, unless otherwise specified
 0 Months Ended 36 Months Ended
Apr. 21, 2015
Apr. 21, 2019
Subsequent Event | CBBeauty Group
    
Subsequent Event [Line Items]    
Payment To Acquire Business, Initial Payment $ 34rev_PaymentToAcquireBusinessInitialPayment
/ us-gaap_BusinessAcquisitionAxis
= rev_CBBeautyGroupMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember		  
Acquisition, initial payment, percentage of consideration paid 70.00%rev_BusinessCombinationPercentageOfConsiderationPaid
/ us-gaap_BusinessAcquisitionAxis
= rev_CBBeautyGroupMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember		  
Acquisition, initial payment   $ 15us-gaap_OtherPaymentsToAcquireBusinesses
/ us-gaap_BusinessAcquisitionAxis
= rev_CBBeautyGroupMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Acquisition, period over which remaining consideration is payable 4 years