Intangible Assets Subject to Amortization (Detail) (USD $) In Thousands, unless otherwise specified
|
Mar. 31, 2015
|
Dec. 31, 2014
|
Finite-Lived Intangible Assets [Line Items] |
|
|
Accumulated Amortization |
$ (9,771)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
|
$ (8,756)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
|
Net Carrying Amount |
33,894us-gaap_FiniteLivedIntangibleAssetsNet
|
34,784us-gaap_FiniteLivedIntangibleAssetsNet
|
Customer Contracts and backlog |
|
|
Finite-Lived Intangible Assets [Line Items] |
|
|
Gross Carrying Amount |
4,496us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_CustomerContractsAndBacklogMember
|
|
Accumulated Amortization |
4,115us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_CustomerContractsAndBacklogMember
|
|
Net Carrying Amount |
381us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_CustomerContractsAndBacklogMember
|
|
Customer Relationships |
|
|
Finite-Lived Intangible Assets [Line Items] |
|
|
Gross Carrying Amount |
24,455us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember
|
|
Accumulated Amortization |
3,298us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember
|
|
Net Carrying Amount |
21,157us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember
|
|
Favorable leases |
|
|
Finite-Lived Intangible Assets [Line Items] |
|
|
Gross Carrying Amount |
334us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_FavorableLeasesMember
|
|
Accumulated Amortization |
83us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_FavorableLeasesMember
|
|
Net Carrying Amount |
251us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_FavorableLeasesMember
|
|
Non-compete agreement |
|
|
Finite-Lived Intangible Assets [Line Items] |
|
|
Gross Carrying Amount |
740us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember
|
|
Accumulated Amortization |
193us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember
|
|
Net Carrying Amount |
547us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember
|
|
Patents |
|
|
Finite-Lived Intangible Assets [Line Items] |
|
|
Gross Carrying Amount |
268us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember
|
|
Accumulated Amortization |
159us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember
|
|
Net Carrying Amount |
109us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember
|
|
Product certification |
|
|
Finite-Lived Intangible Assets [Line Items] |
|
|
Gross Carrying Amount |
61us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_ProductCertificationAndLicensingCostsMember
|
|
Accumulated Amortization |
58us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_ProductCertificationAndLicensingCostsMember
|
|
Net Carrying Amount |
3us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_ProductCertificationAndLicensingCostsMember
|
|
Technology |
|
|
Finite-Lived Intangible Assets [Line Items] |
|
|
Gross Carrying Amount |
1,953us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_TechnologyMember
|
|
Accumulated Amortization |
209us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_TechnologyMember
|
|
Net Carrying Amount |
1,744us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_TechnologyMember
|
|
Trademarks / Trade Names |
|
|
Finite-Lived Intangible Assets [Line Items] |
|
|
Gross Carrying Amount |
11,358us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TrademarksAndTradeNamesMember
|
|
Accumulated Amortization |
1,656us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TrademarksAndTradeNamesMember
|
|
Net Carrying Amount |
9,702us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TrademarksAndTradeNamesMember
|
|
Intangible Asset Amortization |
|
|
Finite-Lived Intangible Assets [Line Items] |
|
|
Gross Carrying Amount |
43,665us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_IntangibleAssetAmortizationMember
|
|
Accumulated Amortization |
9,771us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_IntangibleAssetAmortizationMember
|
|
Net Carrying Amount |
$ 33,894us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = rvlt_IntangibleAssetAmortizationMember
|
|