Quarterly report pursuant to Section 13 or 15(d)

Income Taxes - Additional Information (Detail)

v2.4.1.9
Income Taxes - Additional Information (Detail) (Value Lighting, USD $)
In Millions, unless otherwise specified
Mar. 31, 2015
Value Lighting
 
Income Taxes [Line Items]  
Deferred tax liabilities $ 6.6us-gaap_DeferredTaxLiabilities
/ us-gaap_BusinessAcquisitionAxis
= rvlt_ValueLightingMember