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Quarterly Data (Unaudited) - Schedule of Quarterly Financial Information (Parenthetical) (Detail) $ in Millions | 3 Months Ended
--- | ---
Dec. 31, 2015 USD ($)
Quarterly Financial Information Disclosure [Abstract] |
Decrease in net sales | $ (5.2)
Decrease in cost of goods sold | $ (5.0)

X
- Definition Increase (decrease) in cost of goods sold. + References No definition available. + Details
Name: | cece_IncreaseDecreaseInCostOfGoodsSold
Namespace Prefix: | cece_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Increase (decrease) in sales revenue net. + References No definition available. + Details
Name: | cece_IncreaseDecreaseInSalesRevenueNet
Namespace Prefix: | cece_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_QuarterlyFinancialInformationDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration