Acquisitions and Purchase Accounting Estimated Fair Value of Assets Acquired and Liabilities Assumed - Brewtech (Details) - USD ($) $ in Thousands		9 Months Ended
	Jun. 15, 2019	Sep. 28, 2019	Sep. 29, 2018	Dec. 29, 2018
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired		$ 238,974	$ 1,147,738
Goodwill		$ 1,809,359		$ 1,743,175
Document Period End Date		Sep. 28, 2019
Brewtech
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	$ 458
Payments to Acquire Businesses, Net of Cash Acquired	36,800
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	4,916
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	48
Goodwill	25,523
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	15,517
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(3,575)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets Noncurrent	155
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	(5,768)
Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Initial Consideration, Net	37,274
Business Combination, Deferred Payments, Liability	2,404
Business Combination, Contingent Consideration, Liability	4,258
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	43,936
Previously Reported | Brewtech
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	468
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	3,936
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	30
Goodwill	26,528
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	15,318
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(3,393)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets Noncurrent	155
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	(5,768)
Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Initial Consideration, Net	37,274
Business Combination, Deferred Payments, Liability	2,404
Business Combination, Contingent Consideration, Liability	4,258
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	43,936
Scenario, Adjustment | Brewtech
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	(10)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	980
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	18
Goodwill	(1,005)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	199
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(182)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets Noncurrent	0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	0
Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Initial Consideration, Net	0
Business Combination, Deferred Payments, Liability	0
Business Combination, Contingent Consideration, Liability	0
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	0
Commercial Foodservice Equipment Group
Business Acquisition [Line Items]
Goodwill		$ 1,137,875		$ 1,102,067
Trade Names | Commercial Foodservice Equipment Group | Brewtech
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	9,300
Customer Relationships | Commercial Foodservice Equipment Group | Brewtech
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 5,700
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	7 years
Developed Technology Rights | Commercial Foodservice Equipment Group | Brewtech
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 500
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	6 years
Order or Production Backlog | Commercial Foodservice Equipment Group | Brewtech
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 100
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	3 months