Acquisitions and Purchase Accounting Estimated Fair Value of Assets Acquired and Liabilities Assumed (Firex) (Details) - USD ($) $ in Thousands		9 Months Ended
	Apr. 27, 2018	Sep. 29, 2018	Sep. 30, 2017	Dec. 30, 2017
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired		$ 1,147,738	$ 159,458
Goodwill		1,823,258		$ 1,264,810
Firex [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	$ 10,615
Payments to Acquire Businesses, Net of Cash Acquired	53,700
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	7,737
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	2,447
Goodwill	36,411
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	64,325
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
Commercial Foodservice Equipment Group [Member]
Business Acquisition [Line Items]
Goodwill		$ 1,181,612		$ 631,451
Trade Names [Member] | Commercial Foodservice Equipment Group [Member] | Firex [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	9,500
Customer Relationships [Member] | Commercial Foodservice Equipment Group [Member] | Firex [Member]
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 [Member] | Commercial Foodservice Equipment Group [Member] | Firex [Member]
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 [Member] | Commercial Foodservice Equipment Group [Member] | Firex [Member]
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
Scenario, Adjustment [Member] | Firex [Member]
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	81
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	0
Goodwill	(295)
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	0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities, Net	0
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)
Scenario, Previously Reported [Member] | Firex [Member]
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