Subsequent Events	12 Months Ended
Nov. 30, 2013
Subsequent Events [Abstract]
Subsequent Events	SUBSEQUENT EVENTS On December 3, 2013, the Company acquired from NV Bekaert SA, 100% of the outstanding shares of Bekaert Advanced Filtration SA (Belgium), 100% of the outstanding shares of PT Bekaert Advanced Filtration (Indonesia) and certain other assets in India, in China and in the U.S. (collectively, the "Bekaert Business"). The purchase price for the Bekaert Business was approximately $7,402 in cash, subject to a post-closing adjustment based on the working capital of the business as of the closing. The Bekaert Business has manufacturing locations in Belgium and in Indonesia and it is engaged in the manufacture and supply of engineered metal filters and systems used primarily in the polymer fiber and plastics industry. The Bekaert Business is being merged into CLARCOR's Purolator Advanced Filtration Group, headquartered in Greensboro, North Carolina, a component of our Industrial/Environmental Filtration Segment. The business was acquired to expand the technical capabilities of Purolator Advanced Filtration Group, to improve the product offerings that the Company brings to market and help us continue to grow in Europe and in Asia. Results of operations for the Bekaert Business will be included as a part of the Company's Industrial/Environmental Filtration segment from the acquisition date forward. The Company has not yet completed an appraisal of the assets acquired and will finalize the allocation of the purchase price to the assets acquired and liabilities assumed in fiscal 2014. As reported in our Current Report on Form 8-K dated December 16, 2013, on that date the Company completed its acquisition of the Air Filtration business of General Electric Company's ("GE") Power and Water division through the acquisition of certain assets and the assumption of certain liabilities, as well as the acquisition of the stock of a subsidiary of GE. The purchase price paid to GE at closing for this business was approximately $258,692 in cash and is subject to a post-closing adjustment based on the working capital of the business as of the closing. The business is a leading supplier of air filtration systems and filters used in gas turbine applications, as well as industrial air filtration products and membranes. It will operate as "CLARCOR Industrial Air" and it will be headquartered in Overland Park, Kansas, with manufacturing operations in Missouri and in the U.K. The business was acquired to significantly increase our presence in the global gas turbine filtration market, to broaden our industrial air filtration product portfolio, and to afford the Company access to various new technologies and marketplace opportunities. Results of operations for the business will be included as part of CLARCOR’s Industrial/Environmental Filtration Segment from the acquisition date forward. The Company has not yet completed an appraisal of the assets acquired and will finalize the allocation of the purchase price to the assets acquired and liabilities assumed in fiscal 2014.

SUBSEQUENT EVENTS

On December 3, 2013, the Company acquired from NV Bekaert SA, 100% of the outstanding shares of Bekaert Advanced Filtration SA (Belgium), 100% of the outstanding shares of PT Bekaert Advanced Filtration (Indonesia) and certain other assets in India, in China and in the U.S. (collectively, the "Bekaert Business"). The purchase price for the Bekaert Business was approximately $7,402 in cash, subject to a post-closing adjustment based on the working capital of the business as of the closing. The Bekaert Business has manufacturing locations in Belgium and in Indonesia and it is engaged in the manufacture and supply of engineered metal filters and systems used primarily in the polymer fiber and plastics industry. The Bekaert Business is being merged into CLARCOR's Purolator Advanced Filtration Group, headquartered in Greensboro, North Carolina, a component of our Industrial/Environmental Filtration Segment. The business was acquired to expand the technical capabilities of Purolator Advanced Filtration Group, to improve the product offerings that the Company brings to market and help us continue to grow in Europe and in Asia. Results of operations for the Bekaert Business will be included as a part of the Company's Industrial/Environmental Filtration segment from the acquisition date forward. The Company has not yet completed an appraisal of the assets acquired and will finalize the allocation of the purchase price to the assets acquired and liabilities assumed in fiscal 2014.

As reported in our Current Report on Form 8-K dated December 16, 2013, on that date the Company completed its acquisition of the Air Filtration business of General Electric Company's ("GE") Power and Water division through the acquisition of certain assets and the assumption of certain liabilities, as well as the acquisition of the stock of a subsidiary of GE. The purchase price paid to GE at closing for this business was approximately $258,692 in cash and is subject to a post-closing adjustment based on the working capital of the business as of the closing. The business is a leading supplier of air filtration systems and filters used in gas turbine applications, as well as industrial air filtration products and membranes. It will operate as "CLARCOR Industrial Air" and it will be headquartered in Overland Park, Kansas, with manufacturing operations in Missouri and in the U.K. The business was acquired to significantly increase our presence in the global gas turbine filtration market, to broaden our industrial air filtration product portfolio, and to afford the Company access to various new technologies and marketplace opportunities. Results of operations for the business will be included as part of CLARCOR’s Industrial/Environmental Filtration Segment from the acquisition date forward. The Company has not yet completed an appraisal of the assets acquired and will finalize the allocation of the purchase price to the assets acquired and liabilities assumed in fiscal 2014.