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Accumulated Other Comprehensive Income | 12 Months Ended
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Dec. 31, 2022
Equity [Abstract] |
Accumulated Other Comprehensive Income | Note 8 Accumulated Other Comprehensive Income All balances in accumulated other comprehensive income are related to available-for-sale marketable securities. The following table sets forth the balance of the Company’s accumulated other comprehensive income, net of tax. ​
​ | ​ | ​ | ​
​ | ​ | Unrealized Gains (Losses)
​ | ​ | on Available-for-Sale
(amounts in thousands) |  | Marketable Securities
Accumulated other comprehensive income (loss) balance as of December 26, 2020 | ​ | $ | 3,286
Other comprehensive income (loss) | ​ | ​ | (1,599)
Net current period other comprehensive income (loss) | ​ | ​ | (1,599)
Accumulated other comprehensive income (loss) balance as of December 25, 2021 | ​ | $ | 1,687
Other comprehensive income (loss) | ​ | ​ | (8,135)
Net current period other comprehensive income (loss) | ​ | ​ | (8,135)
Accumulated other comprehensive income (loss) balance as of December 31, 2022 | ​ | $ | (6,449)
​ ​

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