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Performance-Contingent Restricted Stock Awards (Detail) - USD ($) $ in Thousands | 9 Months Ended
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Oct. 03, 2020 | Oct. 05, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Dividends at Vesting | $ 109 | $ 1,361
Fiscal Year Vested 2019 | 2017 Award |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Shares Increase/(Decrease) | (97,131) |
Dividends at Vesting | $ 1,219 |
Income tax expense related to share-based payments | 936 |
Fair Value at Vesting | $ 18,570 |
Fiscal Year Vested 2019 | TSR Modifier | 2017 Award |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Shares Increase/(Decrease) | 205,686 |

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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 The net total number of shares (or other type of equity) under an equity-based award plan, other than a stock option plan, that were granted, vested and forfeited during the reporting period. + 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 (c)(2)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + 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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