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Summary of Significant Accounting Policies - Additional Information (Detail) - shares | 12 Months Ended |
--- | --- | ---
Jan. 01, 2021 | Jan. 03, 2020 | Dec. 28, 2018 | May 31, 2018
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Common Stock, Shares Authorized | 120,000,000 | 120,000,000 |  | 120,000,000
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 35,604 | 0 | 0 |
Buildings | Minimum |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful life | 30 years |  |  |
Buildings | Maximum |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful life | 40 years |  |  |
Equipment | Minimum |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful life | 2 years |  |  |
Equipment | Maximum |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful life | 7 years |  |  |
Leasehold Improvements |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful life | 7 years |  |  |

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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