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Debt - Additional Information (Detail) | 3 Months Ended |  |  |  | 3 Months Ended |  |  |  |  |  |  |  |  |  | 3 Months Ended |  |  | 3 Months Ended |  | 3 Months Ended
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Mar. 31, 2015 USD ($) | Mar. 31, 2014 USD ($) | Dec. 31, 2014 USD ($) | Nov. 18, 2014 USD ($) | Aug. 17, 2012 Aarding Thermal Acoustics B.V. ("Aarding") [Member] EUR (€) | Mar. 31, 2015 Federal Funds Rate [Member] | Mar. 31, 2015 One-Month LIBOR [Member] | Mar. 31, 2015 Bank Overdrafts [Member] Aarding Thermal Acoustics B.V. ("Aarding") [Member] USD ($) | Mar. 31, 2015 Bank Overdrafts [Member] Aarding Thermal Acoustics B.V. ("Aarding") [Member] EUR (€) | Dec. 31, 2014 Bank Overdrafts [Member] Aarding Thermal Acoustics B.V. ("Aarding") [Member] USD ($) | Dec. 31, 2014 Bank Overdrafts [Member] Aarding Thermal Acoustics B.V. ("Aarding") [Member] EUR (€) | Aug. 17, 2012 Bank Overdrafts [Member] Aarding Thermal Acoustics B.V. ("Aarding") [Member] EUR (€) | Nov. 18, 2014 Term Loan [Member] USD ($) | Aug. 27, 2013 Term Loan [Member] USD ($) | Aug. 27, 2013 Term Loan [Member] Met-Pro [Member] USD ($) | Nov. 18, 2014 U.S. Dollar Revolving Loans [Member] USD ($) | Aug. 27, 2013 U.S. Dollar Revolving Loans [Member] USD ($) | Aug. 27, 2013 U.S. Dollar Revolving Loans [Member] Met-Pro [Member] USD ($) | Mar. 31, 2015 Letters of Credit [Member] USD ($) | Dec. 31, 2014 Letters of Credit [Member] USD ($) | Aug. 27, 2013 Multi-currency Revolving Credit Facility [Member] USD ($) | Mar. 31, 2015 Bank Guarantees [Member] Aarding Thermal Acoustics B.V. ("Aarding") [Member] USD ($) | Mar. 31, 2015 Bank Guarantees [Member] Aarding Thermal Acoustics B.V. ("Aarding") [Member] EUR (€) | Dec. 31, 2014 Bank Guarantees [Member] Aarding Thermal Acoustics B.V. ("Aarding") [Member] USD ($) | Dec. 31, 2014 Bank Guarantees [Member] Aarding Thermal Acoustics B.V. ("Aarding") [Member] EUR (€) | Aug. 17, 2012 Bank Guarantees [Member] Aarding Thermal Acoustics B.V. ("Aarding") [Member] EUR (€) | Mar. 31, 2015 Minimum [Member] Cross Currency Interest Rate Contract [Member] | Aug. 17, 2012 Minimum [Member] Aarding Thermal Acoustics B.V. ("Aarding") [Member] | Mar. 31, 2015 Minimum [Member] Base Rate [Member] | Mar. 31, 2015 Maximum [Member] Cross Currency Interest Rate Contract [Member] | Mar. 31, 2015 Maximum [Member] Base Rate [Member]
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate principal amount outstanding under the credit facilities |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 65,000,000 us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity / us-gaap_CreditFacilityAxis = cece_SeniorSecuredTermLoanMember | $ 65,000,000 us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity / us-gaap_BusinessAcquisitionAxis = cece_MetProCorporationMember / us-gaap_CreditFacilityAxis = cece_SeniorSecuredTermLoanMember |  | $ 70,500,000 us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember | $ 52,000,000 us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity / us-gaap_BusinessAcquisitionAxis = cece_MetProCorporationMember / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |  |  | $ 19,500,000 us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_ForeignLineOfCreditMember |  |  |  |  |  |  |  |  |  |
Increased credit facility commitment for either revolving credit facility or term loan facility |  |  |  | 50,000,000 cece_LineOfCreditFacilityRightToIncreaseCommitment |  |  |  |  |  |  |  |  | 35,000,000 cece_LineOfCreditFacilityRightToIncreaseCommitment / us-gaap_CreditFacilityAxis = cece_SeniorSecuredTermLoanMember |  |  | 15,000,000 cece_LineOfCreditFacilityRightToIncreaseCommitment / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate principal amount outstanding under the credit facilities |  |  |  |  |  |  |  | 2,600,000 us-gaap_LineOfCredit / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember / us-gaap_ShortTermDebtTypeAxis = us-gaap_BankOverdraftsMember | 2,400,000 us-gaap_LineOfCredit / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember / us-gaap_ShortTermDebtTypeAxis = us-gaap_BankOverdraftsMember | 0 us-gaap_LineOfCredit / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember / us-gaap_ShortTermDebtTypeAxis = us-gaap_BankOverdraftsMember | 0 us-gaap_LineOfCredit / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember / us-gaap_ShortTermDebtTypeAxis = us-gaap_BankOverdraftsMember |  |  |  |  |  |  |  | 10,400,000 us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = us-gaap_StandbyLettersOfCreditMember | 9,500,000 us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = us-gaap_StandbyLettersOfCreditMember |  | 7,600,000 us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = cece_BankGuaranteesMember / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember | 7,000,000 us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = cece_BankGuaranteesMember / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember | 6,700,000 us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = cece_BankGuaranteesMember / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember | 5,500,000 us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = cece_BankGuaranteesMember / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember |  |  |  |  |  |
Unused credit availability under credit facility | 70,600,000 us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount |  | 71,500,000 us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate |  |  |  |  |  | 0.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_VariableRateAxis = cece_FederalFundsRateMember | 1.00%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_VariableRateAxis = cece_OneMonthLiborMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_CrossCurrencyInterestRateContractMember / us-gaap_RangeAxis = us-gaap_MinimumMember |  | 0.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_VariableRateAxis = us-gaap_BaseRateMember | 2.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_CrossCurrencyInterestRateContractMember / us-gaap_RangeAxis = us-gaap_MaximumMember | 1.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_VariableRateAxis = us-gaap_BaseRateMember
Weighted average interest rate on outstanding borrowings | 2.25%us-gaap_DebtWeightedAverageInterestRate |  | 2.24%us-gaap_DebtWeightedAverageInterestRate |  |  |  |  | 1.99%us-gaap_DebtWeightedAverageInterestRate / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember / us-gaap_ShortTermDebtTypeAxis = us-gaap_BankOverdraftsMember | 1.99%us-gaap_DebtWeightedAverageInterestRate / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember / us-gaap_ShortTermDebtTypeAxis = us-gaap_BankOverdraftsMember |  |  |  |  |  |  |  |  |  |  |  |  | 2.69%us-gaap_DebtWeightedAverageInterestRate / us-gaap_CreditFacilityAxis = cece_BankGuaranteesMember / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember | 2.69%us-gaap_DebtWeightedAverageInterestRate / us-gaap_CreditFacilityAxis = cece_BankGuaranteesMember / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember |  |  |  |  |  |  |  |
Maximum consolidated leverage ratio | 3.25 cece_MaximumConsolidatedLeverageRatio |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum fixed charge coverage ratio | 1.25 cece_MinimumFixedChargeCoverageRatioRate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increased interest rate of loan due to default | 2.00%cece_DebtDefaultIncreaseInBasisSpreadOnInterestRate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other expenses for credit agreement | 3,100,000 us-gaap_DeferredFinanceCostsGross |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capitalized deferred financing costs | 500,000 us-gaap_DeferredFinanceCostsNet |  | 500,000 us-gaap_DeferredFinanceCostsNet |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unamortized debt discount | (1,674,000)us-gaap_DebtInstrumentUnamortizedDiscount |  | (1,796,000)us-gaap_DebtInstrumentUnamortizedDiscount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization expense | 100,000 us-gaap_AmortizationOfDeferredCharges | 100,000 us-gaap_AmortizationOfDeferredCharges |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Facilities agreement, amount |  |  |  |  | € 10,500,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember |  |  |  |  |  |  | € 3,500,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember / us-gaap_ShortTermDebtTypeAxis = us-gaap_BankOverdraftsMember |  |  |  |  |  |  |  |  |  |  |  |  |  | € 7,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_CreditFacilityAxis = cece_BankGuaranteesMember / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember |  |  |  |  |
Borrowers solvency ratio |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30.00%cece_DebtInstrumentSolvencyRatio / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember / us-gaap_RangeAxis = us-gaap_MinimumMember |  |  |
Maximum debt as proportion of EBITDA |  |  |  |  | 3.0 cece_MaximumDebtAsProportionOfEarningBeforeInterestTaxDepreciationAndAmortization / dei_LegalEntityAxis = cece_AardingThermalAcousticsBvMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument variable interest rate description |  |  |  |  |  |  |  | Three months Euribor plus 195 basis points | Three months Euribor plus 195 basis points |  |  |  |  |  |  |  |  |  |  |  |  | Three months Euribor plus 265 basis points | Three months Euribor plus 265 basis points |  |  |  |  |  |  |  |

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- Definition Debt default increase in basis spread on interest rate. + References No definition available. + Details
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- Definition Debt instrument solvency ratio. + References No definition available. + Details
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- Definition Line of credit facility right to increase commitment. + References No definition available. + Details
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- Definition Maximum consolidated leverage ratio. + References No definition available. + Details
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- Definition Maximum debt as proportion of earning before interest tax depreciation and amortization. + References No definition available. + Details
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- Definition Minimum fixed charge coverage ratio rate. + References No definition available. + Details
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- Definition The amount of amortization of deferred charges applied against earnings during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR. + References No definition available. + Details
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- Definition The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400 + Details
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- Definition Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Subparagraph b -Article 5 + Details
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- Definition Weighted average interest rate of debt outstanding. + References No definition available. + Details
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- Definition For an unclassified balance sheet, the amount as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain. Such amount is before the consideration of accumulated amortization. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28555-108399 + Details
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- Definition For an unclassified balance sheet, the carrying amount (net of accumulated amortization) as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28555-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 17 -Article 5 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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- Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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