Consolidated Statement of Earnings - USD ($) $ in Thousands	12 Months Ended
	Nov. 28, 2015	Nov. 29, 2014	Nov. 30, 2013
Income Statement [Abstract]
Net sales	$ 1,481,026	$ 1,512,854	$ 1,130,770
Cost of sales	992,397	1,015,819	760,561
Gross profit	488,629	497,035	370,209
Selling and administrative expenses	290,682	286,607	195,593
Operating profit	197,947	210,428	174,616
Other income (expense):
Interest expense	(5,629)	(3,700)	(615)
Interest income	443	420	690
Other, net	5,204	4,415	(391)
Total other income (expense)	18	1,135	(316)
Earnings before income taxes	197,965	211,563	174,300
Provision for income taxes	63,052	67,380	55,950
Net earnings	134,913	144,183	118,350
Net earnings attributable to noncontrolling interests, net of tax	(209)	(99)	(274)
Net earnings attributable to CLARCOR Inc.	$ 134,704	$ 144,084	$ 118,076
Net earnings per common share attributable to CLARCOR Inc. - Basic (in dollars per share)	$ 2.70	$ 2.86	$ 2.36
Net earnings per common share attributable to CLARCOR Inc. - Diluted (in dollars per share)	$ 2.67	$ 2.83	$ 2.34
Weighted average number of shares outstanding - Basic (in shares)	49,981,118	50,405,549	49,988,577
Weighted average number of shares outstanding - Diluted (in shares)	50,429,454	50,871,249	50,538,947