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Property And Equipment (Tables) | 12 Months Ended
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Dec. 29, 2018
Property And Equipment [Abstract] |
Schedule Of Property And Equipment |
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﻿Cost of property and equipment and their estimated useful lives is as follows:
﻿ |  |  |  | December 30, |  | December 29,
﻿ |  | Years |  | 2017 |  | 2018
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﻿Buildings |  | 39.5 |  | $ 73,344 |  | $ 71,326
﻿Laboratory and production equipment |  | 5-7 |  | 31,063 |  | 31,969
﻿Computer equipment and software |  | 3-5 |  | 50,124 |  | 51,410
﻿Furniture and fixtures |  | 3-5 |  | 6,453 |  | 6,524
﻿Automobiles |  | 3-5 |  | 562 |  | 682
﻿Leasehold improvements |  | 3-5 |  | 12,740 |  | 13,102
﻿Land improvements |  | 15 |  | 3,069 |  | 3,074
﻿ |  |  |  | 177,355 |  | 178,087
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﻿Less accumulated depreciation and amortization |  |  |  | 86,202 |  | 95,561
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﻿ |  |  |  | 91,153 |  | 82,526
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﻿Land |  |  |  | 7,521 |  | 7,052
﻿Deposits and projects in process |  |  |  | 4,173 |  | 2,447
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﻿ |  |  |  | $ 102,847 |  | $ 92,025
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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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