Annual report pursuant to Section 13 and 15(d)

Income Taxes - Additional Information (Detail)

v2.4.1.9
Income Taxes - Additional Information (Detail) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Income Taxes [Line Items]    
Net operating loss carry forwards expiration period Expire between 2018 and 2033  
Deferred tax liabilities $ 6,600,000us-gaap_DeferredTaxLiabilities  
Value Lighting    
Income Taxes [Line Items]    
Deferred tax liabilities 6,600,000us-gaap_DeferredTaxLiabilities
/ us-gaap_BusinessAcquisitionAxis
= rvlt_ValueLightingMember
 
Federal    
Income Taxes [Line Items]    
Net operating loss carry forwards 27,019,000us-gaap_OperatingLossCarryforwards
/ us-gaap_IncomeTaxAuthorityAxis
= rvlt_FederalMember
22,505,000us-gaap_OperatingLossCarryforwards
/ us-gaap_IncomeTaxAuthorityAxis
= rvlt_FederalMember
State and Local Jurisdiction    
Income Taxes [Line Items]    
Net operating loss carry forwards $ 35,147,000us-gaap_OperatingLossCarryforwards
/ us-gaap_IncomeTaxAuthorityAxis
= us-gaap_StateAndLocalJurisdictionMember
$ 34,993,000us-gaap_OperatingLossCarryforwards
/ us-gaap_IncomeTaxAuthorityAxis
= us-gaap_StateAndLocalJurisdictionMember