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Stock Purchase
6 Months Ended
Jun. 30, 2013
Text Block [Abstract]  
Stock Purchase
14. Stock Purchase

On August 10, 2011, the Board of Directors of the Company approved a share buyback program authorizing the purchase of up to 0.5 million shares of CECO Environmental Corp. common stock over an eighteen month period. During the three months ended March 31, 2013, the Company did not repurchase any common stock and the program expired in February 2013.