Consolidated Statements of Total Equity (USD $)	Total	Common Stock [Member]	Additional Paid In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interest [Member]
Balance at, at Nov. 30, 2013	$ 930,461	$ 50,229	$ 44,490	$ 907,308	$ (71,962)	$ 396
Comprehensive income (loss)				49,773,000	(75,390,000)	364,000
Dividends	(23,262,000)			(23,262,000)
Stock option exercises	6,852,000	330,000	6,522,000
Tax benefit on share-based compensation plans	3,357,000		3,357,000
Repurchase of common stock	(15,510,000)	(318,000)	(15,192,000)
Repurchase of non-controlling interest	(357,000)					(357,000)
Balance at, at Nov. 29, 2014	890,450,000	50,311	53,269	933,819	(147,352)	403
Comprehensive income (loss)	(21,962,000)			9,710,000	(31,767,000)	95,000
Dividends	(6,091,000)			(6,091,000)
Stock option exercises	1,684,000	69,000	1,615,000
Tax benefit on share-based compensation plans	397,000		397,000
Repurchase of common stock	(2,203,000)	(54,000)	(2,149,000)
Non-controlling interest assumed	11,369,000					11,369,000
Recognition of non-controlling interest redemption liability	(10,630,000)					(10,630,000)
Redeemable non-controlling interest	82,000					82,000
Balance at, at Feb. 28, 2015	$ 867,417,000	$ 50,408	$ 57,535	$ 937,438	$ (179,119)	$ 1,155