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Property And Equipment | 12 Months Ended
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Dec. 29, 2018
Property And Equipment [Abstract] |
Property And Equipment | NOTE F – 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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﻿ Depreciation of property and equipment was $11,878, $14,480, and $15,222, for the years ended 2016, 2017, and 2018, respectively. ﻿

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- Definition The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 + Details
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