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Property, Plant and Equipment, Net (Tables) | 12 Months Ended
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Dec. 28, 2018
Property, Plant and Equipment [Abstract] |
Property, Plant and Equipment | comprised of the following (in thousands):
| December 28, 2018 |  | December 29, 2017
Manufacturing machinery and equipment | $ | 261,912 |  |  | $ | 249,233 |
Buildings and building improvements | 95,886 |  |  | 97,346 |
Information technology hardware and software | 60,901 |  |  | 54,302 |
Leasehold improvements | 61,418 |  |  | 58,918 |
Furniture and fixtures | 15,082 |  |  | 15,068 |
Land and land improvements | 11,544 |  |  | 13,146 |
Construction work in process | 23,886 |  |  | 19,758 |
Other | 1,048 |  |  | 829 |
| 531,677 |  |  | 508,600 |
Accumulated depreciation | (300,408 | ) |  | (273,420 | )
Total | $ | 231,269 |  |  | $ | 235,180 |
Depreciation Expense Disclosure | Depreciation expense for PP&E was as follows for fiscal years 2018, 2017 and 2016 (in thousands):
| 2018 |  | 2017 |  | 2016
Depreciation expense | $ | 40,078 |  |  | $ | 38,077 |  |  | $ | 37,398 |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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