Note 8 - Income Taxes	9 Months Ended
Sep. 30, 2019
Notes to Financial Statements
Income Tax Disclosure [Text Block]	8 – Income Taxes The Company had unrecognized income tax benefits totaling $2.4 million as a component of accrued liabilities at September 30, 2019 and December 31, 2018, the total of which, if recognized, would impact the Company’s effective tax rate. An unfavorable settlement may require a charge to income tax expense and a favorable resolution would be recognized as a reduction to income tax expense. The Company recognizes interest accrued related to unrecognized tax benefits in income tax expense. The Company had approximately $139,000 accrued for the payment of interest at September 30, 2019 and December 31, 2018. No amounts were accrued for penalties. The Company does not anticipate a significant change in the amount of unrecognized tax benefits in the next twelve months. As of September 30, 2019, the tax years ended December 31, 2017 through 2018 remain subject to audit by federal tax authorities and the tax years ended December 31, 2014 through 2018 remain subject to audit by state tax authorities. The Company adopted ASU 2016-09 on January 1, 2017, which requires excess tax benefits and tax deficiencies to be recognized as income tax benefit or expense in the income statement and presented as an operating activity in the statement of cash flows when the awards are vested or are settled. The Company recognized a tax benefit for an equity compensation excess tax benefit of $405,000 in the third quarter of 2019 and $92,000 in the third quarter of 2018. The Company recognized a tax benefit for an equity compensation excess tax benefit of $467,000 in the first nine months of 2019 and $249,000 in the first nine months of 2018.

Note 8 - Income Taxes

9 Months Ended

Sep. 30, 2019

8 – Income Taxes

The Company had unrecognized income tax benefits totaling $2.4 million as a component of accrued liabilities at September 30, 2019 and December 31, 2018, the total of which, if recognized, would impact the Company’s effective tax rate. An unfavorable settlement may require a charge to income tax expense and a favorable resolution would be recognized as a reduction to income tax expense. The Company recognizes interest accrued related to unrecognized tax benefits in income tax expense. The Company had approximately $139,000 accrued for the payment of interest at September 30, 2019 and December 31, 2018. No amounts were accrued for penalties.

The Company does not anticipate a significant change in the amount of unrecognized tax benefits in the next twelve months. As of September 30, 2019, the tax years ended December 31, 2017 through 2018 remain subject to audit by federal tax authorities and the tax years ended December 31, 2014 through 2018 remain subject to audit by state tax authorities.

The Company adopted ASU 2016-09 on January 1, 2017, which requires excess tax benefits and tax deficiencies to be recognized as income tax benefit or expense in the income statement and presented as an operating activity in the statement of cash flows when the awards are vested or are settled. The Company recognized a tax benefit for an equity compensation excess tax benefit of $405,000 in the third quarter of 2019 and $92,000 in the third quarter of 2018. The Company recognized a tax benefit for an equity compensation excess tax benefit of $467,000 in the first nine months of 2019 and $249,000 in the first nine months of 2018.