Non-Operating Income (Expense) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Aug. 31, 2018	Sep. 01, 2017	Aug. 31, 2018	Sep. 01, 2017
Interest and other income (expense), net:
Interest income	$ 21,561	$ 17,180	$ 69,962	$ 46,553
Foreign exchange gains (losses)	(10,349)	(4,140)	(30,460)	(21,620)
Realized gains on fixed income investment	63	574	253	1,224
Realized losses on fixed income investment	(9,708)	(86)	(10,094)	(330)
Other interest and other income (expense), net	41	11	218	72
Interest and other income (expense), net	1,608	13,539	29,879	25,899
Interest expense	(21,107)	(18,809)	(61,369)	(55,286)
Investment gains (losses), net:
Realized investment gains	836	681	5,333	3,071
Unrealized investment gains	1,415	294	993	2,190
Investment gains (losses), net	2,251	975	6,326	5,261
Non-operating income (expense), net	$ (17,248)	$ (4,295)	$ (25,164)	$ (24,126)