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Note K - Equity-based Compensation (Tables) | 12 Months Ended
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Jan. 02, 2021
Notes Tables |
Share-based Payment Arrangement, Nonvested Award, Cost [Table Text Block] |
2021 |  | $ | 11,700 |
2022 |  |  | 7,955 |
2023 |  |  | 3,561 |
2024 |  |  | 504 |
|  | $ | 23,720 |
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
|  | Year Ended |
|  | 2020 |  |  | 2019 |  |  | 2018 |
Expected volatility (1) |  |  | 35.23 | % |  |  | 37.21 | % |  |  | N/A |
Risk-free interest rate (2) |  |  | 1.66 | % |  |  | 2.53 | % |  |  | N/A |
Expected life (3) |  | 3.5 yrs. |  |  |  | 3.5 yrs. |  |  |  | N/A |
Expected dividend yield (4) |  |  | 0.00 | % |  |  | 0.00 | % |  |  | N/A |
Weighted-average exercise price (5) |  | $ | 63.02 |  |  | $ | 116.06 |  |  |  | N/A |
Share-based Payment Arrangement, Stock Appreciation Right, Activity [Table Text Block] |
|  | Shares |  |  | Weighted-average exercise price |  |  | Weighted-average remaining contractual term |  |  | Aggregate intrinsic value* |
Outstanding at December 28, 2019 |  |  | 1,129 |  |  | $ | 70.00 |  |  |  | 1.1 |  |  | $ | 13,091 |
Granted |  |  | 111 |  |  |  | 63.02 |  |  |  |  |  |  |  |  |
Exercised |  |  | (681 | ) |  |  | 69.24 |  |  |  |  |  |  |  |  |
Forfeited |  |  | - |  |  |  | - |  |  |  |  |  |  |  |  |
Expired |  |  | (115 | ) |  |  | 70.75 |  |  |  |  |  |  |  |  |
Outstanding at January 2, 2021 |  |  | 444 |  |  | $ | 69.25 |  |  |  | 2.0 |  |  | $ | 5,434 |
Exercisable at January 2, 2021 |  |  | 170 |  |  | $ | 67.16 |  |  |  | 1.3 |  |  | $ | 2,177 |
Share-based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] |
|  | Shares |  |  | Weighted-average grant date fair value |
Outstanding at December 28, 2019 |  |  | 266 |  |  | $ | 89.95 |
Granted |  |  | 176 |  |  |  | 63.51 |
Vested |  |  | (104 | ) |  |  | 87.90 |
Forfeited |  |  | (15 | ) |  |  | 83.35 |
Outstanding at January 2, 2021 |  |  | 323 |  |  | $ | 76.51 |
Schedule of Nonvested Share Activity [Table Text Block] |
|  | Shares |  |  | Weighted-average grant date fair value |
Nonvested at December 28, 2019 |  |  | 6 |  |  | $ | 103.36 |
Granted |  |  | 7 |  |  |  | 63.39 |
Vested |  |  | (2 | ) |  |  | 105.62 |
Forfeited |  |  | - |  |  |  | - |
Nonvested at January 2, 2021 |  |  | 11 |  |  | $ | 75.85 |

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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + 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)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for stock appreciation rights awards that were outstanding at the beginning and end of the year, and the number of stock appreciation rights awards that were granted, exercised or converted, forfeited, and expired during the year. + 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)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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