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Acquisitions and Dispositions - Schedule of Recognized Identifiable Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands | Jul. 02, 2018 | Mar. 31, 2018 | May 31, 2017 | Apr. 26, 2016 | Dec. 29, 2018 | Dec. 30, 2017 | Dec. 31, 2016 | Jul. 31, 2015 | Mar. 30, 2015 | Feb. 28, 2014
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  | $ 150,335 | $ 130,293 | $ 123,993 |  |  |
Noncontrolling interests |  |  |  |  | $ 14,904 | $ 13,917 |  |  |  |
ATCO Rubber Product [Member] |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Total consideration | $ 156,704 |  |  |  |  |  |  |  |  |
Accounts receivable | 21,829 |  |  |  |  |  |  |  |  |
Inventories | 31,666 |  |  |  |  |  |  |  |  |
Other current assets | 1,051 |  |  |  |  |  |  |  |  |
Property, plant, and equipment | 83,080 |  |  |  |  |  |  |  |  |
Goodwill | 17,770 |  |  |  |  |  |  |  |  |
Intangible assets | 21,430 |  |  | $ 21,430 |  |  |  |  |  |
Other assets | 224 |  |  |  |  |  |  |  |  |
Total assets acquired | 177,050 |  |  |  |  |  |  |  |  |
Accounts payable | 8,093 |  |  |  |  |  |  |  |  |
Other current liabilities | 10,187 |  |  |  |  |  |  |  |  |
Long-term debt | 2,066 |  |  |  |  |  |  |  |  |
Pension and other postretirement liabilities | 0 |  |  |  |  |  |  |  |  |
Other noncurrent liabilities | 0 |  |  |  |  |  |  |  |  |
Total liabilities assumed | 20,346 |  |  |  |  |  |  |  |  |
Noncontrolling interests | $ 0 |  |  |  |  |  |  |  |  |
Die-Mold [Member] |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Total consideration |  | $ 13,629 |  |  |  |  |  |  |  |
Accounts receivable |  | 1,684 |  |  |  |  |  |  |  |
Inventories |  | 1,833 |  |  |  |  |  |  |  |
Other current assets |  | 267 |  |  |  |  |  |  |  |
Property, plant, and equipment |  | 3,278 |  |  |  |  |  |  |  |
Goodwill |  | 2,241 |  |  |  |  |  |  |  |
Intangible assets |  | 5,209 |  |  |  |  |  | $ 5,209 |  |
Other assets |  | 0 |  |  |  |  |  |  |  |
Total assets acquired |  | 14,512 |  |  |  |  |  |  |  |
Accounts payable |  | 710 |  |  |  |  |  |  |  |
Other current liabilities |  | 173 |  |  |  |  |  |  |  |
Long-term debt |  | 0 |  |  |  |  |  |  |  |
Pension and other postretirement liabilities |  | 0 |  |  |  |  |  |  |  |
Other noncurrent liabilities |  | 0 |  |  |  |  |  |  |  |
Total liabilities assumed |  | 883 |  |  |  |  |  |  |  |
Noncontrolling interests |  | 0 |  |  |  |  |  |  |  |
Net assets acquired |  | $ 13,629 |  |  |  |  |  |  |  |
Heatlink Group [Member] |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Total consideration |  |  | $ 17,164 |  |  |  |  |  |  |
Accounts receivable |  |  | 2,809 |  |  |  |  |  |  |
Inventories |  |  | 4,648 |  |  |  |  |  |  |
Other current assets |  |  | 508 |  |  |  |  |  |  |
Property, plant, and equipment |  |  | 2,024 |  |  |  |  |  |  |
Goodwill |  |  | 6,879 |  |  |  |  |  |  |
Intangible assets |  |  | 6,413 |  |  |  |  |  | $ 6,413 |
Other assets |  |  | 0 |  |  |  |  |  |  |
Total assets acquired |  |  | 23,281 |  |  |  |  |  |  |
Accounts payable |  |  | 3,633 |  |  |  |  |  |  |
Other current liabilities |  |  | 593 |  |  |  |  |  |  |
Long-term debt |  |  | 0 |  |  |  |  |  |  |
Pension and other postretirement liabilities |  |  | 0 |  |  |  |  |  |  |
Other noncurrent liabilities |  |  | 1,891 |  |  |  |  |  |  |
Total liabilities assumed |  |  | 6,117 |  |  |  |  |  |  |
Noncontrolling interests |  |  | 0 |  |  |  |  |  |  |
Net assets acquired |  |  | $ 17,164 |  |  |  |  |  |  |
Jungwoo-Mueller [Member] |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Total consideration |  |  |  | 20,533 |  |  |  |  |  |
Accounts receivable |  |  |  | 5,551 |  |  |  |  |  |
Inventories |  |  |  | 17,616 |  |  |  |  |  |
Other current assets |  |  |  | 1,437 |  |  |  |  |  |
Property, plant, and equipment |  |  |  | 24,191 |  |  |  |  |  |
Goodwill |  |  |  | 223 |  |  |  |  |  |
Intangible assets |  |  |  | 756 |  |  |  |  |  | $ 756
Other assets |  |  |  | 277 |  |  |  |  |  |
Total assets acquired |  |  |  | 50,051 |  |  |  |  |  |
Accounts payable |  |  |  | 7,252 |  |  |  |  |  |
Other current liabilities |  |  |  | 577 |  |  |  |  |  |
Long-term debt |  |  |  | 8,659 |  |  |  |  |  |
Pension and other postretirement liabilities |  |  |  | 799 |  |  |  |  |  |
Other noncurrent liabilities |  |  |  | 582 |  |  |  |  |  |
Total liabilities assumed |  |  |  | 17,869 |  |  |  |  |  |
Noncontrolling interests |  |  |  | 11,649 |  |  |  |  |  |
Net assets acquired |  |  |  | $ 20,533 |  |  |  |  |  |

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