Note 5 - Share-based Payments	9 Months Ended
Oct. 01, 2022
Notes to Financial Statements
Share-Based Payment Arrangement [Text Block]	(5) Share-Based Payments The Company measures the cost of employee services received in exchange for an award of equity instruments based on the grant date fair value of the award. That cost is recognized over the period during which an employee is required to provide services in exchange for the award, the requisite service period (usually the vesting period). The Company provides an estimate of forfeitures at initial grant date. Reductions in compensation expense associated with the forfeited options are estimated at the date of grant, and this estimated forfeiture rate is adjusted periodically based on actual forfeiture experience. The company uses the Black-Scholes option pricing model to determine the fair value of the stock options granted. During the quarter ended October 1, 2022 there were 25,000 stock options granted under the Plan. There were 5,000 stock options granted under the Plan during quarter ended September 25, 2021. During the quarter ended October 1, 2022, no options were exercised. During the quarter ended October 1, 2022, 10,000 options were forfeited and none expired. During the quarter ended September 25, 2021, 500 options were exercised at a weighted average price of $1.49, 32,500 options were forfeited and none expired. During the quarter ended October 1, 2022, the Company did not repurchase any shares for employees to facilitate their exercise of stock options. During the quarter ended September 25, 2021 the Company repurchased 112 shares for employees to facilitate their exercise of stock options. There were also 983,100 shares outstanding at a weighted average price of $2.44 with a weighted average remaining term of 6.3 years as of October 1, 2022, and there were 518,800 shares exercisable at a weighted average price of $2.03 with a weighted average remaining term of 4.3 years as of October 1, 2022. The Plan, as amended, is authorized to issue 1,500,000 shares of common stock. As of October 1, 2022, there were 915,800 shares available for future grants. During the three and nine months ended October 1, 2022 the Company recognized approximately $43 thousand and $207 thousand, respectively as share-based compensation expense related to share and option grants. These amounts are included as a component of selling, general and administrative expenses in the statement of operations. During the three and nine months ended September 25, 2021 the Company recognized approximately $28 thousand and $148 thousand, respectively as share-based compensation expense related to share and option grants. These amounts are included as a component of selling, general and administrative expenses in the statement of operations.

Note 5 - Share-based Payments

9 Months Ended

Oct. 01, 2022

Share-Based Payment Arrangement [Text Block]

(5) Share-Based Payments

The Company measures the cost of employee services received in exchange for an award of equity instruments based on the grant date fair value of the award. That cost is recognized over the period during which an employee is required to provide services in exchange for the award, the requisite service period (usually the vesting period). The Company provides an estimate of forfeitures at initial grant date. Reductions in compensation expense associated with the forfeited options are estimated at the date of grant, and this estimated forfeiture rate is adjusted periodically based on actual forfeiture experience. The company uses the Black-Scholes option pricing model to determine the fair value of the stock options granted.

During the quarter ended October 1, 2022 there were 25,000 stock options granted under the Plan. There were 5,000 stock options granted under the Plan during quarter ended September 25, 2021.

During the quarter ended October 1, 2022, no options were exercised. During the quarter ended October 1, 2022, 10,000 options were forfeited and none expired. During the quarter ended September 25, 2021, 500 options were exercised at a weighted average price of $1.49, 32,500 options were forfeited and none expired.

During the quarter ended October 1, 2022, the Company did not repurchase any shares for employees to facilitate their exercise of stock options. During the quarter ended September 25, 2021 the Company repurchased 112 shares for employees to facilitate their exercise of stock options.

There were also 983,100 shares outstanding at a weighted average price of $2.44 with a weighted average remaining term of 6.3 years as of October 1, 2022, and there were 518,800 shares exercisable at a weighted average price of $2.03 with a weighted average remaining term of 4.3 years as of October 1, 2022. The Plan, as amended, is authorized to issue 1,500,000 shares of common stock. As of October 1, 2022, there were 915,800 shares available for future grants.

During the three and nine months ended October 1, 2022 the Company recognized approximately $43 thousand and $207 thousand, respectively as share-based compensation expense related to share and option grants. These amounts are included as a component of selling, general and administrative expenses in the statement of operations.

During the three and nine months ended September 25, 2021 the Company recognized approximately $28 thousand and $148 thousand, respectively as share-based compensation expense related to share and option grants. These amounts are included as a component of selling, general and administrative expenses in the statement of operations.