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Vesting Time-Based Restricted Stock Units (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 11, 2020 | Jul. 13, 2019 | Jul. 11, 2020 | Jul. 13, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Dividends at Vesting | $ 22 | $ 128 | $ 109 | $ 1,361
Time-Based Restricted Stock Units | Fiscal Year Vested 2020 |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Dividends at Vesting |  |  | 55 |
Income tax expense related to share-based payments |  |  | 57 |
Fair Value at Vesting |  |  | $ 1,584 |

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- Definition Amount of paid and unpaid cash, stock, and paid-in-kind dividends declared for award under share-based payment arrangement. + References No definition available. + Details
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- Definition Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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