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Valuation and Qualifying Accounts - Schedule of Valuation and Qualifying Accounts (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2022 | Jan. 01, 2022 | Dec. 26, 2020
Allowance For Doubtful Accounts [Member] |  |  |
Valuation And Qualifying Accounts Disclosure [Line Items] |  |  |
Balance at Beginning of Period | $ 1,303,000 | $ 784,000 | $ 1,247,000
Charged to (Recovery of) Costs and Expense | 356,000 | 955,000 | 327,000
Charged to Other Accounts (net) | 0 | 0 | 0
Deductions | 87,000 | 436,000 | 790,000
Balance at End of Period | 1,572,000 | 1,303,000 | 784,000
Deferred Tax Valuation Allowance [Member] |  |  |
Valuation And Qualifying Accounts Disclosure [Line Items] |  |  |
Balance at Beginning of Period | 10,948,000 | 14,238,000 | 14,160,000
Charged to (Recovery of) Costs and Expense | 824,000 | (3,290,000) | 78,000
Charged to Other Accounts (net) | 0 | 0 | 0
Deductions | 0 | 0 | 0
Balance at End of Period | $ 11,772,000 | 10,948,000 | 14,238,000
Allowance for Convertible Notes Receivable [Member] |  |  |
Valuation And Qualifying Accounts Disclosure [Line Items] |  |  |
Balance at Beginning of Period |  | $ 0 | 2,000,000
Charged to (Recovery of) Costs and Expense |  |  | 0
Charged to Other Accounts (net) |  |  | 0
Deductions |  |  | 2,000,000
Balance at End of Period |  |  | $ 0

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- Definition Amount of valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column B)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column E)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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- Definition Amount of increase in valuation and qualifying accounts and reserves from charge to cost and expense. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column C)(1)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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- Definition Amount of decrease in valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column D)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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