Acquisitions and Purchase Accounting Acquisition and Purchase Accounting - Firex (Details) - USD ($) $ in Thousands		12 Months Ended
	Apr. 27, 2018	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired		$ 1,197,984	$ 305,251	$ 210,921
Goodwill		1,743,175	1,264,810	1,092,722
Firex
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired	$ 53,700
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	10,615
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	7,695
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	2,447
Goodwill	36,936
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	19,806
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt	1,210
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	4,570
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities, Net	5,007
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	1,069
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	1,318
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	64,325
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent	5,400
Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets	400
Scenario, Previously Reported | Firex
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	10,652
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	7,656
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	2,447
Goodwill	36,706
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	19,806
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt	1,210
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	4,099
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities, Net	4,995
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	1,069
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	1,318
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	64,576
Business Combination, Provisional Information Adjustment, Working Capital	300
Scenario, Adjustment | Firex
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	(37)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	39
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	0
Goodwill	230
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt	0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	471
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities, Net	12
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	0
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	(251)
Commercial Foodservice Equipment Group
Business Acquisition [Line Items]
Goodwill		$ 1,102,067	$ 631,451	$ 542,090
Trade Names | Commercial Foodservice Equipment Group | Firex
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	9,500
Customer Relationships | Commercial Foodservice Equipment Group | Firex
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 9,700
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	7 years
Developed Technology Rights | Commercial Foodservice Equipment Group | Firex
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 200
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	5 years
Backlog | Commercial Foodservice Equipment Group | Firex
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 400
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	3 months