Acquisitions and Purchase Accounting Acquisition and Purchase Accounting - VaMaC (Details) - USD ($) $ in Thousands		9 Months Ended	12 Months Ended
	Apr. 03, 2018	Sep. 29, 2018	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Business Acquisition [Line Items]
Goodwill			$ 1,743,175	$ 1,264,810	$ 1,092,722
Payments to Acquire Businesses, Net of Cash Acquired			1,197,984	305,251	210,921
VeMaC
Business Acquisition [Line Items]
Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets	$ 400
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	1,833
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	10,722
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	389
Goodwill	7,494
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	2,584
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets	12
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt	1,901
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	8,292
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities, Net	(340)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent	700
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	212
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	12,289
Payments to Acquire Businesses, Net of Cash Acquired	10,500
Business Combination, Provisional Information Adjustment, Working Capital		$ 0
Scenario, Previously Reported | VeMaC
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	1,833
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	10,722
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	389
Goodwill	7,278
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	2,584
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets	12
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt	1,901
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	8,076
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities, Net	(340)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	212
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	12,289
Scenario, Adjustment | VeMaC
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	0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	0
Goodwill	216
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	0
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	216
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, Other	0
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	0
Food Processing Group
Business Acquisition [Line Items]
Goodwill			$ 219,054	$ 198,278	$ 134,680
Food Processing Group | Customer Relationships | VeMaC
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 600
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	5 years
Food Processing Group | Developed Technology Rights | VeMaC
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 300
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	5 years
Food Processing Group | Backlog | VeMaC
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 700
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	3 months
Trade Names | Food Processing Group | VeMaC
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 1,000