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Accumulated Other Comprehensive Income (Tables) | 12 Months Ended
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Dec. 26, 2020
Accumulated Other Comprehensive Income [Abstract] |
Schedule of Accumulated Other Comprehensive Income |
|  | Unrealized Gains
|  | on Available-for-Sale
(dollars in thousands) |  | Marketable Securities
Accumulated other comprehensive income balance as of December 29, 2018 | $ | 262
Other comprehensive loss before reclassifications |  | 1,255
Amounts reclassified from accumulated other comprehensive income |  | (37)
Net current period other comprehensive Income |  | 1,218
Accumulated other comprehensive income balance as of December 28, 2019 | $ | 1,480
Other comprehensive income before reclassifications |  | 1,806
Amounts reclassified from accumulated other comprehensive income |  | -
Net current period change in other comprehensive income |  | 1,806
Accumulated other comprehensive income balance as of December 26, 2020 | $ | 3,286
Schedule Of Reclassifications out of Accumulated Other Comprehensive Income |
|  | Amounts Reclassified from
|  | Accumulated Other Comprehensive Income to the
|  | Consolidated Statements of Income
(dollars in thousands) | Location | 2020 | 2019 | 2018
Unrealized gains (losses) on available-for-sale marketable securities |  |  |  |  |  |
| Investment income (loss) and interest expense | $ | - | $ | (51) | $ | (54)
| Provision for income taxes |  | - |  | 14 |  | 14
Total amount reclassified, net of tax | $ | - | $ | (37) | $ | (40)

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