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Subsequent Events - Additional Information (Detail) (Pmfg Inc [Member], Subsequent Event [Member], USD $) In Millions, except Per Share data, unless otherwise specified	0 Months Ended
	May 03, 2015	May 03, 2015
Pmfg Inc [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Purchase price of acquired entity	$ 150us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = cece_PmfgIncMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
Purchase price per share of acquired entity	$ 6.85us-gaap_BusinessAcquisitionSharePrice / us-gaap_BusinessAcquisitionAxis = cece_PmfgIncMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember	$ 6.85us-gaap_BusinessAcquisitionSharePrice / us-gaap_BusinessAcquisitionAxis = cece_PmfgIncMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
Percentage of shares exchanged for cash of acquired entity	45.00%cece_PercentageOfSharesExchangedForCashOfAcquiredEntity / us-gaap_BusinessAcquisitionAxis = cece_PmfgIncMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
Percentage of shares exchanged for stock of acquired entity	55.00%cece_PercentageOfSharesExchangedForStockOfAcquiredEntity / us-gaap_BusinessAcquisitionAxis = cece_PmfgIncMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
Percentage of shareholder voted in favor of business acquisition transaction	15.00%cece_PercentageOfVotingPower / us-gaap_BusinessAcquisitionAxis = cece_PmfgIncMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember	15.00%cece_PercentageOfVotingPower / us-gaap_BusinessAcquisitionAxis = cece_PmfgIncMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember

X

- Definition

Percentage of shares exchanged for stock of acquired entity.

+ References

No definition available.

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- Definition

Percentage of shares exchanged for stock of acquired entity.

+ References

No definition available.

+ Details

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- Definition

Percentage of voting power.

+ References

No definition available.

+ Details

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X

- Definition

Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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X

- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 30

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 30

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6613-128477



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

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