Acquisitions and Purchase Accounting Acquisitions and Purchase Accounting - Induc (Details) - USD ($) $ in Thousands		12 Months Ended
	May 31, 2015	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015	May 30, 2015
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired		$ 210,921	$ 348,625	$ 219,915
Goodwill		1,092,722	983,339	808,491
Induc [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired	$ 10,600
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets					$ 1,380
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment					889
Goodwill					12,517
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill					1,200
Other assets					0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities					0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other					(5,207)
Consideration paid at closing					10,779
Deferred payments					1,472
Business Combination, Contingent Consideration					3,735
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net					15,986
AdditonalPaymentstoAcquireBusinessses	1,500
Business Combination, Contingent Consideration, Liability					3,700
Business Combination, Provisional Information Adjustment, Working Capital	$ 200
Scenario, Previously Reported [Member] | Induc [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets					1,705
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment					536
Goodwill					13,496
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill					1,500
Other assets					32
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities					(854)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other					(5,793)
Consideration paid at closing					10,622
Deferred payments					1,516
Business Combination, Contingent Consideration					4,276
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net					16,414
Scenario, Adjustment [Member] | Induc [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets					(325)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment					353
Goodwill					(979)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill					(300)
Other assets					(32)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities					854
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other					586
Consideration paid at closing					157
Deferred payments					(44)
Business Combination, Contingent Consideration					(541)
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net					(428)
Commercial Foodservice Equipment Group [Member]
Business Acquisition [Line Items]
Goodwill		$ 542,090	$ 473,127	$ 450,890
Trade Names [Member] | Commercial Foodservice Equipment Group [Member] | Induc [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill					500
Customer Relationships [Member] | Commercial Foodservice Equipment Group [Member] | Induc [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill					$ 700
Customer Lists [Member] | Commercial Foodservice Equipment Group [Member] | Induc [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	9 years