Acquisitions and Purchase Accounting Estimated Fair Value of Assets Acquired and Liabilities Assumed - Josper (Details) - USD ($) $ in Thousands		3 Months Ended
	May 10, 2018	Mar. 30, 2019	Mar. 31, 2018	Dec. 29, 2018
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired		$ 12,397	$ 29,459
Goodwill		1,738,737		$ 1,743,175
Josper
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	$ 3,308
Payments to Acquire Businesses, Net of Cash Acquired	39,300
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	6,592
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	4,739
Goodwill	23,795
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	(17,890)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets	2
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt	(217)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(5,235)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	(1,608)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities, Net	4,513
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	(2,169)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	42,584
Business Combination, Contingent Consideration, Liability	3,454
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	46,038
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent	(4,400)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities	(100)
Business Combination, Provisional Information Adjustment, Working Capital	200
Commercial Foodservice Equipment Group
Business Acquisition [Line Items]
Goodwill		$ 1,093,825		$ 1,102,067
Commercial Foodservice Equipment Group | Trade Names | Josper
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	(9,500)
Backlog | Commercial Foodservice Equipment Group | Josper
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
Customer Relationships | Commercial Foodservice Equipment Group | Josper
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ (8,300)
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	7 years
Previously Reported | Josper
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	$ 3,308
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	6,579
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	4,739
Goodwill	27,140
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	(13,136)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets	2
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt	(217)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(5,146)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	(1,608)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities, Net	2,934
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	(2,169)
Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Initial Consideration, Net	42,830
Business Combination, Contingent Consideration, Liability	3,454
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	46,284
Scenario, Adjustment | Josper
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	13
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	0
Goodwill	(3,345)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	(4,754)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets	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	(89)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities, Net	1,579
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	(246)
Business Combination, Contingent Consideration, Liability	0
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	$ (246)