Acquisitions (Details) - USD ($) $ in Thousands	1 Months Ended					12 Months Ended
	Dec. 31, 2020	Oct. 31, 2020	Jan. 31, 2020	Oct. 31, 2018	May 31, 2018	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018	Dec. 21, 2020	Oct. 30, 2020	Oct. 05, 2018
Business Acquisition [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Including Subsequent Acquisition, Percentage			50.00%
Payments to Acquire Businesses, Net of Cash Acquired			$ 12,200	$ 50,400	$ 51,300	$ 29,793	$ 1,431	$ 107,727
Goodwill					19,600	1,260,240	1,223,291	1,229,159			$ 8,400
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets					$ 600						9,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				15 years	15 years
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment					$ 15,200						11,200
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles			3,400		15,900						$ 21,800
Proceeds from Divestiture of Interest in Subsidiaries and Affiliates					80,000	0	3,671	82,760
Gain (Loss) on Disposition of Business					$ 15,600	$ 0	$ 2,967	$ (12,545)
Acquisition Of Noncontrolling Interest			$ 8,800
Ownership Percentage			100.00%
Marengo
Business Acquisition [Line Items]
Goodwill									$ 5,700
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets									1,500
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment									$ 3,600
Payments to Acquire Businesses, Gross	$ 10,500
Business Combination, Consideration Transferred	10,800
Business Combination, Holdback Amount	$ 300
Belgium
Business Acquisition [Line Items]
Goodwill										$ 8,900
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		12 years
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment										14,800
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles										6,400
Payments to Acquire Businesses, Gross		$ 19,300
Business Combination, Consideration Transferred		24,400
Business Combination, Holdback Amount		$ 5,100
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other										$ 5,700