Share-Based Compensation - Narrative (Details)	12 Months Ended
Jan. 01, 2022 USD ($) plan shares	Jan. 02, 2021 USD ($) $ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock compensation plans \| plan	4
Income tax benefits offset by a valuation allowance	$ 1,700,000	$ 1,500,000
Excess tax benefit	900,000	$ 0
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total unrecognized compensation expense	$ 7,600,000
Weighted average term for compensation expense to be recognized	1 year 3 months 18 days
Weighted average remaining contractual term	1 year 3 months 18 days
Weighted average grant date fair value of restricted stock units granted \| $ / shares		$ 8.52
Board of Directors \| Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards vesting period	1 year
Maximum \| Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards vesting period	3 years
Weighted average remaining contractual term	3 years
Maximum \| Board of Directors \| Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards vesting period	10 years
Long Term Equity Incentive2004 and 2006 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares reserved for issuance \| shares	0
Long Term2016 Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares reserved for issuance \| shares	750,000

Share-based Payment Arrangement, Expense, Excess Tax Benefit

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Share-based Compensation Arrangement by Share-based Payment Award, Number of Share-based Compensation Plans

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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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.

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Number of shares authorized for issuance under share-based payment arrangement.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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