Consolidated Statements of Total Equity - USD ($) $ in Thousands		Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Noncontrolling Interest [Member]	Total
Balance at Nov. 28, 2015		$ 50,074	$ 55,522	$ 994,608	$ (227,284)	$ 406	$ 873,326
Change in accounting principle at Nov. 28, 2015				9,086			9,086
Balance, as adjusted at Nov. 28, 2015	[1]	50,074	55,522	1,003,694	(227,284)	406	882,412
Comprehensive income (loss)	[1]			121,663	(35,445)	226	86,444
Dividends				(27,836)			(27,836)
Stock option exercises		519	10,750				11,269
Share-based compensation plans other, net		116	14,485				14,601
Tax benefit on share-based compensation plans			1,467				1,467
Repurchases of common stock		(568)	(22,660)				(23,228)
Redeemable non-controlling interest						(239)	(239)
Tax benefit on share-based compensation plans			1,467				1,467
Balance at Dec. 03, 2016	[1]	50,141	59,564	1,097,521	(262,729)	393	944,890
Comprehensive income (loss)	[1]			59,418	62,074	39	121,531
Dividends				(29,911)			(29,911)
Stock option exercises		514	17,191				17,705
Share-based compensation plans other, net		165	17,203				17,368
Tax benefit on share-based compensation plans			2,010				2,010
Repurchases of common stock		(431)	(21,400)				(21,831)
Redeemable non-controlling interest						(39)	(39)
Tax benefit on share-based compensation plans			2,010				2,010
Purchase of redeemable non-controlling interest			94				94
Balance at Dec. 02, 2017	[1]	50,389	74,662	1,127,028	(200,655)	393	1,051,817
Comprehensive income (loss)				171,208	(61,156)	8	110,060
Dividends				(31,331)			(31,331)
Stock option exercises		199	6,038				6,237
Share-based compensation plans other, net		237	19,836				20,073
Repurchases of common stock		(92)	(4,596)				(4,688)
Reclassification of AOCI tax effects				18,341	(18,341)
Balance at Dec. 01, 2018		$ 50,733	$ 95,940	$ 1,285,246	$ (280,152)	$ 401	$ 1,152,168

[1] The Consolidated Statements of Total Equity have been adjusted to reflect retrospectively the change in method of valuing certain inventories in the United States from the LIFO method to the weighted-average cost method adopted in fiscal 2018.