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Note K - Equity-based Compensation (Details Textual) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended | 65 Months Ended | 112 Months Ended
--- | --- | --- | ---
Jan. 01, 2022 | Jan. 02, 2021 | Dec. 28, 2019 | Jan. 02, 2021 | Jul. 31, 2015
Equity Based Compensation Expense | $ 14,706 | $ 14,633 | $ 15,648 |  |
Share-based Payment Arrangement, Expense, Tax Benefit | $ 2,813 | $ 2,472 | 2,732 |  |
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) | 1 year 8 months 12 days |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Grants in Period, Gross (in shares) | 3,702,000 |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Forfeitures (in shares) | 1,095,000 |  |  |  |
Share Price (in dollars per share) | $ 101.20 | $ 77.10 |  | $ 77.10 |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation | $ 3,575 | $ 2,367 | 1,987 |  |
Deferred Compensation Liability, Current and Noncurrent, Total | 79 | 76 | 103 | $ 76 |
Additional Paid-in Capital [Member] |  |  |  |  |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation | 3,575 | 2,367 | 1,987 |  |
The 2006 Plan [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Grants in Period, Gross (in shares) |  |  |  | 0 | 13,839
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in shares) |  |  |  |  | 15,000
Share-based Compensation Arrangement by Share-based Payment Award, Forfeitures (in shares) |  |  |  |  | 2,551,000
The 2015 Plan [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares) |  |  |  |  | 10,000,000
Liability Award [Member] |  |  |  |  |
Share-based Payment Arrangement, Amount Capitalized | $ 408 | $ 239 | $ 107 |  |
Stock Appreciation Rights (SARs) [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share) | $ 27.12 | $ 17.65 | $ 35.41 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year) | 4 years 6 months |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Exercises in Period, Intrinsic Value | $ 10,337 | $ 7,881 | $ 4,937 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value | 3,868 | 3,532 | 15,940 |  |
Stock Appreciation Rights (SARs) [Member] | Additional Paid-in Capital [Member] |  |  |  |  |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation | $ 0 | 0 | 170 |  |
Stock Appreciation Rights (SARs) [Member] | Vesting Annually [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage | 25.00% |  |  |  |
Stock Appreciation Rights (SARs) [Member] | The 2006 Plan [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) |  |  |  |  | 13,595
Stock Appreciation Rights (SARs) [Member] | The 2015 Plan [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) | 2,924,000 |  |  |  |
Deferred Stock Units [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value | $ 0 | $ 0 | $ 0 |  |
Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other Than Options, Vested and Unreleased in Period (in shares) | 19 | 23 | 23 |  |
Deferred Stock Units [Member] | Vesting Each Quarter [Member] | Share-based Payment Arrangement, Nonemployee [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage | 25.00% |  |  |  |
Deferred Stock Units [Member] | The 2006 Plan [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) |  |  |  |  | 229,000
Restricted Stock [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued Per Award Exercised (in shares) | 1 |  |  |  |
Restricted Stock [Member] | The 2015 Plan [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) | 778,000 |  |  |  |
Restricted Stock Units (RSUs) [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) | 177,000 |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share) | $ 86.92 |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value | $ 11,378 | $ 7,732 | $ 6,050 |  |
Restricted Stock Units (RSUs) [Member] | Additional Paid-in Capital [Member] |  |  |  |  |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation | $ 3,575 | $ 2,367 | $ 1,817 |  |
Restricted Stock Units (RSUs) [Member] | Vesting Annually [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage | 25.00% |  |  |  |

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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + 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)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 (a)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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