Note I - Treasury Stock	3 Months Ended
Sep. 30, 2018
Notes to Financial Statements
Treasury Stock [Text Block]	I. Treasury Stock On June 2, 2011, the Board of Directors authorized the repurchase of up to $2.0 million of our common stock. On February 6, 2015, the Board of Directors authorized a $1.0 million increase to our stock repurchase plan bringing the total authorized repurchase amount to $3.0 million. On May 11, 2015, the Board of Directors authorized a $2.0 million increase to our stock repurchase plan bringing the total authorized repurchase amount to $5.0 million. On March 28, 2018, the Board of Directors authorized a $2.0 million increase to our stock repurchase plan bringing the total authorized repurchase amount to $7.0 million. Under the repurchase plan, we may, from time to time, purchase shares of our common stock, depending upon market conditions, in open market or privately negotiated transactions. During the three months ended September 30, 2018 and September 30, 2017, we did not repurchase any shares under this repurchase plan. During the three months ended September 30, 2018, we acquired 674 shares from employees in connection with restricted stock shares owned by such employees that vested during that period at a weighted average cost of $9.65 per share and a total cost of $6,000. During the three months ended September 30, 2017, we acquired 734 shares from employees in connection with restricted stock shares owned by such employees that vested during that period at a weighted average cost of $10.70 per share and a total cost of $8,000. These shares were returned to us by the subject employees and in exchange therefor we paid each employee’s required tax withholding liability incurred due to the vesting of their restricted stock shares during that period. The valuation of the shares acquired and therefor the number of shares returned to us was calculated based on the closing share price on the date the shares vested.

I. Treasury Stock

June

2011,

the Board of Directors authorized the repurchase of up to

$2.0

million of our common stock. On

February 6, 2015,

the Board of Directors authorized a

$1.0

million increase to our stock repurchase plan bringing the total authorized repurchase amount to

$3.0

million. On

May 11, 2015,

the Board of Directors authorized a

$2.0

million increase to our stock repurchase plan bringing the total authorized repurchase amount to

$5.0

million. On

March 28, 2018,

the Board of Directors authorized a

$2.0

million increase to our stock repurchase plan bringing the total authorized repurchase amount to

$7.0

million. Under the repurchase plan, we

may,

from time to time, purchase shares of our common stock, depending upon market conditions, in open market or privately negotiated transactions.

During the

three

months ended

September 30, 2018

and

September 30, 2017,

we did

not

repurchase any shares under this repurchase plan.

During the

three

months ended

September 30, 2018,

we acquired

674

shares from employees in connection with restricted stock shares owned by such employees that vested during that period at a weighted average cost of

$9.65

per share and a total cost of

$6,000.

During the

three

months ended

September 30, 2017,

we acquired

734

shares from employees in connection with restricted stock shares owned by such employees that vested during that period at a weighted average cost of

$10.70

per share and a total cost of

$8,000.

These shares were returned to us by the subject employees and in exchange therefor we paid each employee’s required tax withholding liability incurred due to the vesting of their restricted stock shares during that period. The valuation of the shares acquired and therefor the number of shares returned to us was calculated based on the closing share price on the date the shares vested.