Note 8 - Stockholders' Equity	3 Months Ended
Sep. 30, 2023
Notes to Financial Statements
Shareholders' Equity and Share-Based Payments [Text Block]	NOTE 8. STOCKHOLDERS’ EQUITY Payment of cash dividends is within the discretion of the Company’s Board of Directors and is dependent on earnings, operations, capital requirements, general financial condition of the Company, and general business conditions. The dividend rate per share was $0.0075 per month for fiscal year 2023 and through September 2023. In September 2023, the Board authorized the continuance of the monthly dividend of $0.0075 per share from October through December 2023, at which time it will be considered for continuation by the Board. The Company has a share repurchase program, approved by the Board of Directors, authorizing the Company to annually purchase up to $5.0 million of its outstanding common shares, as market and business conditions warrant, on the open market in compliance with Rule 10b-18 and Rule 10b5-1 of the Securities Exchange Act of 1934. The repurchase program has been in place since December 2012, and the Board of Directors has annually renewed the repurchase program each calendar year. The Company announced on February 25, 2022, that the Board of Directors of the Company approved an increase to the limit of its annual share buyback program from $2.75 million to $5.0 million. The acquired shares may be used for corporate purposes, including shares issued to employees in the Company’s stock-based compensation programs. For the three months ended September 30, 2023, the Company repurchased 198,213 class A shares using cash of $611,000. For the three months ended September 30, 2022, the Company repurchased 39,965 class A shares using cash of $133,000. In August 2022, the Inflation Reduction Act (IRA) was signed into law, which made a number of changes to the Internal Revenue Code, including adding a 1% excise tax on stock buybacks by publicly traded corporations, effective on January 1, 2023. Any excise tax incurred is recognized as part of the cost basis of the shares acquired in the Consolidated Statements of Shareholders' Equity. The impact of these provisions was $6,000 for the three months ended September 30, 2023. The Company’s stock option plans provide for the granting of class A shares as either incentive or nonqualified stock options to employees and non-employee directors. Options are subject to terms and conditions determined by the Compensation Committee of the Board of Directors. At September 30, 2023, and 2022, there were 229,000 options outstanding and exercisable under the 1989 Plan at a weighted average exercise price of $6.05, and 2,000 options outstanding and exercisable under the 1997 Plan at a weighted average exercise price of $2.74. There were no options granted or exercised for the three months ended September 30, 2023, or 2022. There were no options forfeited during the three months ended September 30, 2023, and 2,000 options forfeited during the three months ended September 30, 2022. Stock-based compensation expense is measured at the grant date based on the fair value of the award, and the cost is recognized as expense ratably over the award’s vesting period. There was no stock-based compensation expense for the three months ended September 30, 2023, or for the three months ended September 30, 2022. As of September 30, 2023, and 2022, there was no unrecognized share-based compensation cost related to share-based awards granted under the plans.

Note 8 - Stockholders' Equity

3 Months Ended

Sep. 30, 2023

Shareholders' Equity and Share-Based Payments [Text Block]

NOTE 8. STOCKHOLDERS’ EQUITY

Payment of cash dividends is within the discretion of the Company’s Board of Directors and is dependent on earnings, operations, capital requirements, general financial condition of the Company, and general business conditions. The dividend rate per share was $0.0075 per month for fiscal year 2023 and through September 2023.

In September 2023, the Board authorized the continuance of the monthly dividend of $0.0075 per share from October through December 2023, at which time it will be considered for continuation by the Board.

The Company has a share repurchase program, approved by the Board of Directors, authorizing the Company to annually purchase up to $5.0 million of its outstanding common shares, as market and business conditions warrant, on the open market in compliance with Rule 10b-18 and Rule 10b5-1 of the Securities Exchange Act of 1934. The repurchase program has been in place since December 2012, and the Board of Directors has annually renewed the repurchase program each calendar year. The Company announced on February 25, 2022, that the Board of Directors of the Company approved an increase to the limit of its annual share buyback program from $2.75 million to $5.0 million. The acquired shares may be used for corporate purposes, including shares issued to employees in the Company’s stock-based compensation programs. For the three months ended September 30, 2023, the Company repurchased 198,213 class A shares using cash of $611,000. For the three months ended September 30, 2022, the Company repurchased 39,965 class A shares using cash of $133,000.

In August 2022, the Inflation Reduction Act (IRA) was signed into law, which made a number of changes to the Internal Revenue Code, including adding a 1% excise tax on stock buybacks by publicly traded corporations, effective on January 1, 2023. Any excise tax incurred is recognized as part of the cost basis of the shares acquired in the Consolidated Statements of Shareholders' Equity. The impact of these provisions was $6,000 for the three months ended September 30, 2023.

The Company’s stock option plans provide for the granting of class A shares as either incentive or nonqualified stock options to employees and non-employee directors. Options are subject to terms and conditions determined by the Compensation Committee of the Board of Directors. At September 30, 2023, and 2022, there were 229,000 options outstanding and exercisable under the 1989 Plan at a weighted average exercise price of $6.05, and 2,000 options outstanding and exercisable under the 1997 Plan at a weighted average exercise price of $2.74. There were no options granted or exercised for the three months ended September 30, 2023, or 2022. There were no options forfeited during the three months ended September 30, 2023, and 2,000 options forfeited during the three months ended September 30, 2022.

Stock-based compensation expense is measured at the grant date based on the fair value of the award, and the cost is recognized as expense ratably over the award’s vesting period. There was no stock-based compensation expense for the three months ended September 30, 2023, or for the three months ended September 30, 2022. As of September 30, 2023, and 2022, there was no unrecognized share-based compensation cost related to share-based awards granted under the plans.