Note 2 - Significant Accounting Policies	6 Months Ended
Jun. 29, 2025
Notes to Financial Statements
Significant Accounting Policies [Text Block]	Note 2 — Significant Accounting Policies During the three and six months ended June 29, 2025, there were no changes to the Company's significant accounting policies from its disclosures in the Annual Report on Form 10-K for the year ended December 29, 2024. For a discussion of the significant accounting policies, please see the Annual Report on Form 10-K for the fiscal year ended December 29, 2024, filed with the SEC on March 26, 2025. Certain prior period amounts in the condensed consolidated financial statements and accompanying notes have been reclassified to conform to current period presentation. Further, certain prior period disclosures in the footnotes to the condensed consolidated financial statements have been modified to conform with current period presentation. In the three months ended June 29, 2025, the Company determined there were observable indicators of impairment for its non-marketable equity investment. As such, the Company realized a full impairment of its non-marketable equity investment in the amount of $0.3 million during the three months ended June 29, 2025. As of June 29, 2025, utilizing the probability-of-default method to determine the current expected credit loss for the Company's related note receivable, the Company determined the associated current expected credit loss to be de minimis. For its trades receivable, the Company provides an allowance for credit losses based on historical experience and a specific identification basis. As of June 29, 2025 and December 29, 2024, the allowance for credit losses from continuing operations was $0 thousand. The Company did not record any credit loss expense in continuing operations for the six months ended June 29, 2025 and June 30, 2024. During the three and six months ended June 29, 2025, the Company recognized $45 thousand and $94 thousand in matching contribution expenses as a part of the employer match program for its 401(k) post-retirement benefit plan. *Recent Accounting Standards Not* Yet Adopted** In November 2024, the FASB issued ASU 2024-03, Income Statement - Reporting Comprehensive Income - Expense Disaggregation Disclosures (Subtopic 220-40) to improve the disclosures about a public entity's expenses and address requests from investors for more detailed information about the types of expenses in commonly presented expense captions. For public entities, the amendments in this Update are effective for annual reporting periods beginning after December 15, 2026 and interim periods within annual periods beginning after December 15, 2027. Early adoption is permitted. The Company is currently evaluating the impact of this new guidance on its consolidated financial statements. The adoption of ASU 2024-03 is not expected to have a significant impact on the Company's consolidated financial statements.

Note 2 - Significant Accounting Policies

6 Months Ended

Jun. 29, 2025

Significant Accounting Policies [Text Block]

Note 2 — Significant Accounting Policies

During the three and six months ended June 29, 2025, there were no changes to the Company's significant accounting policies from its disclosures in the Annual Report on Form 10-K for the year ended December 29, 2024. For a discussion of the significant accounting policies, please see the Annual Report on Form 10-K for the fiscal year ended December 29, 2024, filed with the SEC on March 26, 2025.

Certain prior period amounts in the condensed consolidated financial statements and accompanying notes have been reclassified to conform to current period presentation. Further, certain prior period disclosures in the footnotes to the condensed consolidated financial statements have been modified to conform with current period presentation.

In the three months ended June 29, 2025, the Company determined there were observable indicators of impairment for its non-marketable equity investment. As such, the Company realized a full impairment of its non-marketable equity investment in the amount of $0.3 million during the three months ended June 29, 2025. As of June 29, 2025, utilizing the probability-of-default method to determine the current expected credit loss for the Company's related note receivable, the Company determined the associated current expected credit loss to be de minimis.

For its trades receivable, the Company provides an allowance for credit losses based on historical experience and a specific identification basis. As of June 29, 2025 and December 29, 2024, the allowance for credit losses from continuing operations was $0 thousand. The Company did not record any credit loss expense in continuing operations for the six months ended June 29, 2025 and June 30, 2024.

During the three and six months ended June 29, 2025, the Company recognized $45 thousand and $94 thousand in matching contribution expenses as a part of the employer match program for its 401(k) post-retirement benefit plan.

Recent Accounting Standards Not Yet Adopted

In November 2024, the FASB issued ASU 2024-03, Income Statement - Reporting Comprehensive Income - Expense Disaggregation Disclosures (Subtopic 220-40) to improve the disclosures about a public entity's expenses and address requests from investors for more detailed information about the types of expenses in commonly presented expense captions. For public entities, the amendments in this Update are effective for annual reporting periods beginning after December 15, 2026 and interim periods within annual periods beginning after December 15, 2027. Early adoption is permitted. The Company is currently evaluating the impact of this new guidance on its consolidated financial statements. The adoption of ASU 2024-03 is not expected to have a significant impact on the Company's consolidated financial statements.