Non-Operating Income (Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 01, 2017	Dec. 02, 2016	Nov. 27, 2015
Interest and other income (expense), net:
Interest income	$ 66,069	$ 47,340	$ 28,759
Foreign exchange gains (losses)	(30,705)	(35,716)	(20,130)
Realized gains on fixed income investment	1,673	2,880	3,309
Realized losses on fixed income investment	(725)	(985)	(354)
Other	83	29	22,325
Interest and other income (expense), net	36,395	13,548	33,909
Interest expense	(74,402)	(70,442)	(64,184)
Investment gains (losses), net:
Realized investment gains	3,279	4,964	2,760
Unrealized investment gains	4,274	186	0
Realized investment losses	0	(6,720)	(206)
Unrealized investment losses	0	0	(1,593)
Investment gains (losses), net	7,553	(1,570)	961
Non-operating income (expense), net	$ (30,454)	$ (58,464)	$ (29,314)