Note 5 - Share Repurchase Program	6 Months Ended
Jun. 30, 2020
Notes to Financial Statements
Treasury Stock [Text Block]	(5) Share Repurchase Program In 2007, our Board of Directors approved, and we announced a share repurchase program to repurchase up to one million shares of our common stock either through purchases on the open market or through private transactions and in accordance with Rule 10b-18 of the Exchange Act. In 2015, our Board of Directors approved and we announced an increase in the share repurchase program, providing for the repurchase of up to $40 million, or approximately two million shares, of our common stock, which was increased by our Board of Directors to 3.3 million shares in August 2017 to reflect the five-for-three stock split effected in the form of a stock dividend on July 7, 2017. In August 2019, our Board of Directors approved and we announced an increase from current availability in our existing share repurchase program providing for the repurchase of up to $34 million, or approximately 1.8 million shares, of our common stock. The timing and extent to which we repurchase shares depends on market conditions and other corporate considerations. The repurchase program does not have an expiration date. We repurchased and retired 35,376 shares of common stock for $597,000 in the first quarter of 2020. We did not repurchase any shares in the second quarter of 2020 or in 2019. As of June 30, 2020, future repurchases of up to $33.4 million, or approximately 1.8 million shares, were available in the share repurchase program.

Note 5 - Share Repurchase Program

6 Months Ended

Jun. 30, 2020

(5) Share Repurchase Program

In 2007, our Board of Directors approved, and we announced a share repurchase program to repurchase up to one million shares of our common stock either through purchases on the open market or through private transactions and in accordance with Rule 10b-18 of the Exchange Act. In 2015, our Board of Directors approved and we announced an increase in the share repurchase program, providing for the repurchase of up to $40 million, or approximately two million shares, of our common stock, which was increased by our Board of Directors to 3.3 million shares in August 2017 to reflect the five-for-three stock split effected in the form of a stock dividend on July 7, 2017. In August 2019, our Board of Directors approved and we announced an increase from current availability in our existing share repurchase program providing for the repurchase of up to $34 million, or approximately 1.8 million shares, of our common stock. The timing and extent to which we repurchase shares depends on market conditions and other corporate considerations. The repurchase program does not have an expiration date.

We repurchased and retired 35,376 shares of common stock for $597,000 in the first quarter of 2020. We did not repurchase any shares in the second quarter of 2020 or in 2019. As of June 30, 2020, future repurchases of up to $33.4 million, or approximately 1.8 million shares, were available in the share repurchase program.