Quarterly report pursuant to Section 13 or 15(d)

Financial Information Relating to Operating Segments (Detail)

v2.4.1.9
Financial Information Relating to Operating Segments (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Dec. 31, 2014
Segment Reporting Information [Line Items]      
Total revenues from external customers $ 20,330us-gaap_SalesRevenueNet $ 4,952us-gaap_SalesRevenueNet  
Segment (loss) income (809)us-gaap_ProfitLoss (2,008)us-gaap_ProfitLoss  
Corporate expenses (1,045)rvlt_CorporateExpense (1,404)rvlt_CorporateExpense  
Interest expense (192)us-gaap_InterestExpense (87)us-gaap_InterestExpense  
Tax expense   (29)us-gaap_IncomeTaxExpenseBenefit  
Other income (expense)   21us-gaap_OtherNonoperatingIncome  
Net loss (2,046)us-gaap_NetIncomeLoss (3,507)us-gaap_NetIncomeLoss (5,180)us-gaap_NetIncomeLoss
Segment depreciation and amortization 1,024rvlt_SegmentDepreciationAndAmortization 551rvlt_SegmentDepreciationAndAmortization  
Corporate depreciation and amortization 9rvlt_CorporateDepreciationAndAmortization 3rvlt_CorporateDepreciationAndAmortization  
Total depreciation and amortization 1,033us-gaap_DepreciationAndAmortization 554us-gaap_DepreciationAndAmortization  
Led Lighting Fixtures And Lamps      
Segment Reporting Information [Line Items]      
Total revenues from external customers 19,551us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= rvlt_LedLightingFixturesAndLampsMember
4,013us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= rvlt_LedLightingFixturesAndLampsMember
 
Segment (loss) income (532)us-gaap_ProfitLoss
/ us-gaap_ProductOrServiceAxis
= rvlt_LedLightingFixturesAndLampsMember
(1,798)us-gaap_ProfitLoss
/ us-gaap_ProductOrServiceAxis
= rvlt_LedLightingFixturesAndLampsMember
 
Segment depreciation and amortization 942rvlt_SegmentDepreciationAndAmortization
/ us-gaap_ProductOrServiceAxis
= rvlt_LedLightingFixturesAndLampsMember
466rvlt_SegmentDepreciationAndAmortization
/ us-gaap_ProductOrServiceAxis
= rvlt_LedLightingFixturesAndLampsMember
 
Led Lighting Signage And Media      
Segment Reporting Information [Line Items]      
Total revenues from external customers 779us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= rvlt_LedLightingSignageAndMediaMember
939us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= rvlt_LedLightingSignageAndMediaMember
 
Segment (loss) income (277)us-gaap_ProfitLoss
/ us-gaap_ProductOrServiceAxis
= rvlt_LedLightingSignageAndMediaMember
(210)us-gaap_ProfitLoss
/ us-gaap_ProductOrServiceAxis
= rvlt_LedLightingSignageAndMediaMember
 
Segment depreciation and amortization $ 82rvlt_SegmentDepreciationAndAmortization
/ us-gaap_ProductOrServiceAxis
= rvlt_LedLightingSignageAndMediaMember
$ 85rvlt_SegmentDepreciationAndAmortization
/ us-gaap_ProductOrServiceAxis
= rvlt_LedLightingSignageAndMediaMember