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Restructuring - Restructuring Liabilities (Details) - USD ($) $ in Thousands	3 Months Ended				12 Months Ended
	Nov. 29, 2020	Aug. 23, 2020	May 24, 2020	Feb. 23, 2020	Nov. 29, 2020
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance				$ 0	$ 0
Charges	$ 21,973	$ 1,071	$ 67,371	0	86,783
Payments					(24,707)
Foreign Currency Fluctuations and Other Adjustments					(1,055)
Restructuring Reserve, Ending Balance	61,021				61,021
Pension and postretirement curtailment losses recorded in AOCI					3,700
Severance and employee-related benefits
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance				0	0
Charges					85,002
Payments					(24,394)
Foreign Currency Fluctuations and Other Adjustments					(4)
Restructuring Reserve, Ending Balance	60,604				60,604
Other Restructuring
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance				$ 0	0
Charges					1,781
Payments					(313)
Foreign Currency Fluctuations and Other Adjustments					(1,051)
Restructuring Reserve, Ending Balance	$ 417				$ 417