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Shareholders' Equity - Schedule of Dividend Declared (Detail) (USD $) | 0 Months Ended | 12 Months Ended
--- | --- | ---
Aug. 13, 2012 | Dec. 31, 2014
Dividends Declared [Line Items] |  |
Dividend Per Share | $ 0.066 us-gaap_DividendsPayableAmountPerShare |
Record Date | Mar. 19, 2015 |
Payment Date | Mar. 31, 2015 |
Record Date One [Member] |  |
Dividends Declared [Line Items] |  |
Dividend Per Share |  | $ 0.060 us-gaap_DividendsPayableAmountPerShare / us-gaap_StatementClassOfStockAxis = cece_RecordDateOneMember
Record Date |  | Dec. 19, 2014
Payment Date |  | Dec. 30, 2014
Record Date Two [Member] |  |
Dividends Declared [Line Items] |  |
Dividend Per Share |  | $ 0.060 us-gaap_DividendsPayableAmountPerShare / us-gaap_StatementClassOfStockAxis = cece_RecordDateTwoMember
Record Date |  | Sep. 16, 2014
Payment Date |  | Jun. 30, 2014
Record Date Three [Member] |  |
Dividends Declared [Line Items] |  |
Dividend Per Share |  | $ 0.060 us-gaap_DividendsPayableAmountPerShare / us-gaap_StatementClassOfStockAxis = cece_RecordDateThreeMember
Record Date |  | Jun. 13, 2014
Payment Date |  | Jun. 27, 2014
Record Date Four [Member] |  |
Dividends Declared [Line Items] |  |
Dividend Per Share |  | $ 0.050 us-gaap_DividendsPayableAmountPerShare / us-gaap_StatementClassOfStockAxis = cece_RecordDateFourMember
Record Date |  | Mar. 19, 2014
Payment Date |  | Mar. 31, 2014
Record Date Five [Member] |  |
Dividends Declared [Line Items] |  |
Dividend Per Share |  | $ 0.050 us-gaap_DividendsPayableAmountPerShare / us-gaap_StatementClassOfStockAxis = cece_RecordDateFiveMember
Record Date |  | Dec. 17, 2013
Payment Date |  | Dec. 31, 2013
Record Date Six [Member] |  |
Dividends Declared [Line Items] |  |
Dividend Per Share |  | $ 0.050 us-gaap_DividendsPayableAmountPerShare / us-gaap_StatementClassOfStockAxis = cece_RecordDateSixMember
Record Date |  | Sep. 16, 2013
Payment Date |  | Sep. 30, 2013
Record Date Seven [Member] |  |
Dividends Declared [Line Items] |  |
Dividend Per Share |  | $ 0.050 us-gaap_DividendsPayableAmountPerShare / us-gaap_StatementClassOfStockAxis = cece_RecordDateSevenMember
Record Date |  | Jun. 14, 2013
Payment Date |  | Jun. 28, 2013
Record Date Eight [Member] |  |
Dividends Declared [Line Items] |  |
Dividend Per Share |  | $ 0.050 us-gaap_DividendsPayableAmountPerShare / us-gaap_StatementClassOfStockAxis = cece_RecordDateEightMember
Record Date |  | Mar. 18, 2013
Payment Date |  | Mar. 28, 2013
Record Date Nine [Member] |  |
Dividends Declared [Line Items] |  |
Dividend Per Share |  | $ 0.045 us-gaap_DividendsPayableAmountPerShare / us-gaap_StatementClassOfStockAxis = cece_RecordDateNineMember
Record Date |  | Dec. 17, 2012
Payment Date |  | Dec. 31, 2012
Record Date Ten [Member] |  |
Dividends Declared [Line Items] |  |
Dividend Per Share |  | $ 0.045 us-gaap_DividendsPayableAmountPerShare / us-gaap_StatementClassOfStockAxis = cece_RecordDateTenMember
Record Date |  | Sep. 16, 2012
Payment Date |  | Sep. 30, 2012
Record Date Eleven [Member] |  |
Dividends Declared [Line Items] |  |
Dividend Per Share |  | $ 0.035 us-gaap_DividendsPayableAmountPerShare / us-gaap_StatementClassOfStockAxis = cece_RecordDateElevenMember
Record Date |  | Jun. 14, 2012
Payment Date |  | Jun. 28, 2012
Record Date Twelve [Member] |  |
Dividends Declared [Line Items] |  |
Dividend Per Share |  | $ 0.035 us-gaap_DividendsPayableAmountPerShare / us-gaap_StatementClassOfStockAxis = cece_RecordDateTwelveMember
Record Date |  | Mar. 18, 2012
Payment Date |  | Mar. 28, 2012

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- Definition Date the declared dividend will be paid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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- Definition The per share amount of a dividend declared, but not paid, as of the financial reporting date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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