Basis of Presentation and Significant Accounting Policies (Details 4)	12 Months Ended
	Nov. 29, 2019
Computers and other equipment | Minimum
Property and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	1 year
Computers and other equipment | Maximum
Property and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	20 years
Furniture and fixtures | Minimum
Property and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	1 year
Furniture and fixtures | Maximum
Property and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	6 years
Building improvements | Minimum
Property and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	5 years
Building improvements | Maximum
Property and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	20 years
Buildings | Maximum
Property and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	40 years
Leasehold improvements | Minimum
Property and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	1 year
Leasehold improvements | Maximum
Property and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	15 years