Earnings Per Share and Stock Repurchase Activity (Details 1) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 01, 2013	Jun. 02, 2012	Jun. 01, 2013	Jun. 02, 2012
EPS Reconciliation Disclosure Items [Line Items]
Weighted average number of shares outstanding - Basic	49,826,567	50,378,164	49,830,634	50,394,680
Dilutive effect of stock-based arrangements	602,308	602,183	588,536	642,686
Weighted average number of shares outstanding - Diluted	50,428,875	50,980,347	50,419,170	51,037,366
Net earnings attributable to CLARCOR Inc.	$ 33,051	$ 32,927	$ 56,513	$ 56,406
Net earnings per share attributable to CLARCOR Inc. - Basic	$ 0.66	$ 0.65	$ 1.13	$ 1.12
Net earnings per share attributable to CLARCOR Inc. - Diluted	$ 0.66	$ 0.65	$ 1.12	$ 1.11
CLARCOR Inc. [Member]
EPS Reconciliation Disclosure Items [Line Items]
Net earnings attributable to CLARCOR Inc.	$ 33,051	$ 32,927	$ 56,513	$ 56,406