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Summary of Significant Accounting Policies - Additional Information (Detail) (USD $) | 12 Months Ended | 0 Months Ended
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Dec. 31, 2014 Customer | Dec. 31, 2013 Customer | Mar. 08, 2012
Schedule Of Accounting Policies [Line Items] |  |  |
Amortization expense related to intangible assets | $ 108,000 us-gaap_AmortizationOfIntangibleAssets | $ 108,000 us-gaap_AmortizationOfIntangibleAssets |
Non-time and material jobs of short term nature duration description | less than one month |  |
Number of Customers | 1 aeti_NumberOfCustomers | 1 aeti_NumberOfCustomers |
Geographic Concentration Risk | Sales | Gulf Coast region |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Customer accountability percentage | 7.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementGeographicalAxis = aeti_GulfCoastRegionOfUnitedStatesMember | 9.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementGeographicalAxis = aeti_GulfCoastRegionOfUnitedStatesMember |
Customer one | Credit Concentration Risk | Sales |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Customer accountability percentage | 12.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CreditConcentrationRiskMember / us-gaap_MajorCustomersAxis = aeti_CustomerOneMember | 17.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CreditConcentrationRiskMember / us-gaap_MajorCustomersAxis = aeti_CustomerOneMember |
Customer one | Credit Concentration Risk | Accounts Receivable |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Customer accountability percentage | 4.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CreditConcentrationRiskMember / us-gaap_MajorCustomersAxis = aeti_CustomerOneMember | 9.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CreditConcentrationRiskMember / us-gaap_MajorCustomersAxis = aeti_CustomerOneMember |
Acquired Technology | Amnor Technologies |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Cash payment for acquisition |  |  | 100,000 us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TechnologyBasedIntangibleAssetsMember
Shares payment for acquisition |  |  | 44,000 us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TechnologyBasedIntangibleAssetsMember
Common stock, per share |  |  | $ 4.95 us-gaap_BusinessAcquisitionSharePrice / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TechnologyBasedIntangibleAssetsMember
Equity Interests Issuable Period |  |  | 3 years
Intangible assets acquired |  |  | 322,000 us-gaap_FinitelivedIntangibleAssetsAcquired1 / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TechnologyBasedIntangibleAssetsMember
Transaction cost |  |  | 4,000 us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TechnologyBasedIntangibleAssetsMember
Business acquisition equity interests issued during period, percentage of shares |  |  | 25.00%aeti_BusinessAcquisitionEquityInterestsIssuablePeriodPercentageOfShares / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TechnologyBasedIntangibleAssetsMember
Estimated useful life |  |  | 3 years
Acquired Technology | Amnor Technologies | General and Administrative Expense |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Amortization expense related to intangible assets | 108,000 us-gaap_AmortizationOfIntangibleAssets / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TechnologyBasedIntangibleAssetsMember / us-gaap_IncomeStatementLocationAxis = us-gaap_GeneralAndAdministrativeExpenseMember | 108,000 us-gaap_AmortizationOfIntangibleAssets / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TechnologyBasedIntangibleAssetsMember / us-gaap_IncomeStatementLocationAxis = us-gaap_GeneralAndAdministrativeExpenseMember |
Arc-resistant Technology |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Intangible assets acquired | $ 218,000 us-gaap_FinitelivedIntangibleAssetsAcquired1 / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = aeti_ArcResistantTechnologyMember |  |
First Anniversary | Acquired Technology | Amnor Technologies |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Business acquisition equity interests issued during period, percentage of shares |  |  | 25.00%aeti_BusinessAcquisitionEquityInterestsIssuablePeriodPercentageOfShares / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TechnologyBasedIntangibleAssetsMember / us-gaap_StatementScenarioAxis = aeti_FirstAnniversaryMember
Second Anniversary | Acquired Technology | Amnor Technologies |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Business acquisition equity interests issued during period, percentage of shares |  |  | 25.00%aeti_BusinessAcquisitionEquityInterestsIssuablePeriodPercentageOfShares / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TechnologyBasedIntangibleAssetsMember / us-gaap_StatementScenarioAxis = aeti_SecondAnniversaryMember
Third Anniversary | Acquired Technology | Amnor Technologies |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Business acquisition equity interests issued during period, percentage of shares |  |  | 25.00%aeti_BusinessAcquisitionEquityInterestsIssuablePeriodPercentageOfShares / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TechnologyBasedIntangibleAssetsMember / us-gaap_StatementScenarioAxis = aeti_ThirdAnniversaryMember
Completed Service Basis |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Sales revenue percentage | 8.00%aeti_SalesRevenuePercentage / us-gaap_StatementScenarioAxis = aeti_CompletedServiceBasisMember |  |
Product Shipped and Title Passes to Customer Basis |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Sales revenue percentage | 3.00%aeti_SalesRevenuePercentage / us-gaap_StatementScenarioAxis = aeti_ProductShippedAndTitlePassesToCustomerBasisMember |  |

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