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Subsequent Events - Additional Information (Detail) - May. 03, 2015 - PMFG, Inc. [Member] - USD ($) $ / shares in Units, $ in Millions	Total
Subsequent Event [Line Items]
Purchase price of acquired entity	$ 150
Purchase price per share of acquired entity	$ 6.85
Number of trading period considered for computing share price of reporting entity	15 days
Percentage of shares exchanged for cash of acquired entity	45.00%
Percentage of shares exchanged for stock of acquired entity	55.00%
Percentage of shareholder voted in favor of business acquisition transaction	15.00%

X

- Definition

Number of trading period considered for computing share price of reporting entity.

+ References

No definition available.

+ Details

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X

- Definition

Percentage of shares exchanged for stock of acquired entity.

+ References

No definition available.

+ Details

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Namespace Prefix:	cece_
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Balance Type:	na
Period Type:	duration

X

- Definition

Percentage of shares exchanged for stock of acquired entity.

+ References

No definition available.

+ Details

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Namespace Prefix:	cece_
Data Type:	num:percentItemType
Balance Type:	na
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X

- Definition

Percentage of voting power.

+ References

No definition available.

+ Details

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Namespace Prefix:	cece_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

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_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

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 50



-Paragraph 1



-Subparagraph (b)



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



Reference 3: 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

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Balance Type:	credit
Period Type:	duration

X

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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- Details

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