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Schedule for Gross Unrecognized Tax Benefits (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 26, 2020 | Dec. 28, 2019
Income Tax Disclosure [Line Items] |  |
Gross unrecognized tax benefits – beginning of the year | $ 3,014 | $ 3,519
Gross increases related to current year tax positions | 349 | 468
Gross increases related to prior year tax positions | 232 | 469
Gross decreases related to prior year tax positions |  | (295)
Settlements |  | (356)
Lapse of statute of limitations | (1,010) | (791)
Gross unrecognized tax benefits – end of the year | $ 2,585 | $ 3,014

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- Definition Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 + Details
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