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Accumulated Other Comprehensive Income (Loss) and Shareholders' Equity - Narrative (Details) | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Jan. 01, 2022 USD ($) hour shares | Jan. 02, 2021 USD ($) | Aug. 31, 2019 USD ($) | May 31, 2007 shares | Jan. 01, 2007 shares
Schedule of Shareholders' Equity [Line Items] |  |  |  |  |
Accumulated other comprehensive loss | $ (6,775,000) | $ (9,153,000) |  |  |
Term of employment agreement | 2 years |  |  |  |
Common Stock |  |  |  |  |
Schedule of Shareholders' Equity [Line Items] |  |  |  |  |
Remaining authorized repurchase amount | $ 97,900,000 |  |  |  |
Certain officers |  |  |  |  |
Schedule of Shareholders' Equity [Line Items] |  |  |  |  |
Change in control percentage | 20.00% |  |  |  |
Term of employment agreement | 2 years |  |  |  |
Percent of board members | 0.3333 |  |  |  |
Number of times annual salary | 200.00% |  |  |  |
Corporation's Chairman, President and CEO |  |  |  |  |
Schedule of Shareholders' Equity [Line Items] |  |  |  |  |
Number of times annual salary | 300.00% |  |  |  |
Director plan |  |  |  |  |
Schedule of Shareholders' Equity [Line Items] |  |  |  |  |
Available for future issuance (shares) | shares |  |  |  | 300,000 |
Purchase Plan |  |  |  |  |
Schedule of Shareholders' Equity [Line Items] |  |  |  |  |
Available for future issuance (shares) | shares |  |  |  |  | 800,000
Rights to purchase stock, minimum working hours per week | hour | 20 |  |  |  |
Rights to purchase stock, minimum working months per year | 5 months |  |  |  |
Price of repurchased stock as percent of closing price on the exercise date | 85.00% |  |  |  |
Maximum amount fair value for purchase of common stock | $ 25,000 |  |  |  |
Shares available for future issuance (shares) | shares | 432,055 |  |  |  |
Interest rate swap |  |  |  |  |
Schedule of Shareholders' Equity [Line Items] |  |  |  |  |
Derivative notional amount |  |  | $ 75,000,000 |  |
Fixed interest rate |  |  | 1.42% |  |
Derivative financial instruments - liability | $ 1,000,000 |  |  |  |
Accumulated other comprehensive loss | $ (700,000) |  |  |  |

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