Business Combinations (Narrative) (Details) - USD ($) $ in Thousands			12 Months Ended
	Nov. 01, 2021	Oct. 05, 2020	Nov. 30, 2022	Nov. 30, 2021	Nov. 30, 2020
Business Acquisition [Line Items]
Acquisition-related expenses			$ 4,603	$ 4,102	$ 3,637
Federal statutory income tax rate, percent			24.50%	24.50%
Revolving Line of Credit | Amended Credit Agreement
Business Acquisition [Line Items]
Proceeds from lines of credit		$ 98,500
Kemp Acquisition
Business Acquisition [Line Items]
Cash payments in business acquisition	$ 258,000
Intangible assets			$ 122,100
Goodwill, expected tax deductible amount	179,400
Acquisition-related expenses			900
Kemp Acquisition | Customer-related
Business Acquisition [Line Items]
Intangible assets	75,500		75,500
Kemp Acquisition | Purchased technology
Business Acquisition [Line Items]
Intangible assets	39,400		39,400
Kemp Acquisition | Trade name
Business Acquisition [Line Items]
Intangible assets	$ 7,200		7,200
Chef Acquisition
Business Acquisition [Line Items]
Cash payments in business acquisition		220,000
Intangible assets				$ 141,300
Goodwill, expected tax deductible amount				$ 59,600
Acquisition-related expenses			200
Chef Acquisition | Customer-related
Business Acquisition [Line Items]
Intangible assets		97,300	97,300
Chef Acquisition | Purchased technology
Business Acquisition [Line Items]
Intangible assets		38,300	38,300
Chef Acquisition | Trade name
Business Acquisition [Line Items]
Intangible assets		$ 5,700	$ 5,700