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Schedule II - Valuation and Qualifying Accounts and Reserves (Details) - Allowance for Doubtful Accounts [Member] - USD ($) $ in Thousands | 12 Months Ended
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Jan. 01, 2021 | Dec. 27, 2019 | Dec. 28, 2018
Valuation And Qualifying Accounts Disclosure [Line Items] |  |  |
Balance at Beginning of Year | $ 743 | $ 1,441 | $ 2,601
Charge to Revenue/Expense | 341 | 1,111 | 373
Write-offs | (479) | (1,809) | (1,533)
Balance at End of Year | $ 605 | $ 743 | $ 1,441

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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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 http://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 http://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 http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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