Acquisitions (Details 1) - USD ($) $ in Thousands			12 Months Ended
		Oct. 31, 2018	Nov. 29, 2019	Nov. 30, 2018
Schedule of acquired assets and liabilities
Goodwill, acquired during period			$ 126,169	$ 4,791,216
Marketo
Schedule of acquired assets and liabilities
Customer contracts and relationships		$ 577,500
Purchased technology		444,500
Backlog		105,500
Non-competition agreements		12,100
Trademarks		328,500
Total identifiable intangible assets acquired		1,468,100
Net assets acquired or liabilities assumed		(194,588)
Goodwill, acquired during period	[1]	3,459,256
Total estimated purchase price		$ 4,732,768
Customer contracts and relationships
Schedule of acquired assets and liabilities
Acquired finite-lived intangible assets, weighted average useful life			10 years
Customer contracts and relationships | Marketo
Schedule of acquired assets and liabilities
Acquired finite-lived intangible assets, weighted average useful life		11 years
Purchased Technology
Schedule of acquired assets and liabilities
Acquired finite-lived intangible assets, weighted average useful life			6 years
Purchased Technology | Marketo
Schedule of acquired assets and liabilities
Acquired finite-lived intangible assets, weighted average useful life		7 years
Backlog
Schedule of acquired assets and liabilities
Acquired finite-lived intangible assets, weighted average useful life			2 years
Backlog | Marketo
Schedule of acquired assets and liabilities
Acquired finite-lived intangible assets, weighted average useful life		2 years
Non-competition agreements | Marketo
Schedule of acquired assets and liabilities
Acquired finite-lived intangible assets, weighted average useful life		2 years
Trademarks
Schedule of acquired assets and liabilities
Acquired finite-lived intangible assets, weighted average useful life			9 years
Trademarks | Marketo
Schedule of acquired assets and liabilities
Acquired finite-lived intangible assets, weighted average useful life		9 years

[1] Non-deductible for tax-purposes.