Note I - Income Taxes	3 Months Ended
Mar. 31, 2018
Notes to Financial Statements
Income Tax Disclosure [Text Block]	NOTE I : INCOME TAXES The Company and its subsidiaries are subject to U.S. and Canadian federal income tax laws as well as the income tax laws of multiple state jurisdictions. The major tax jurisdictions in which the Company operates generally provide for a deficiency assessment statute of limitation period of three years, and as a result, the Company’s tax years 2014 and forward remain open to examination in those jurisdictions. In determining whether a tax asset valuation allowance is necessary, management, in accordance with the provisions of ASC 740 - 10 - 30, weighs all available evidence, both positive and negative, to determine whether, based on the weight of that evidence, a valuation allowance is necessary. If negative conditions exist which indicate a valuation allowance might be necessary, consideration is then given to what effect the future reversals of existing taxable temporary differences and the availability of tax strategies might have on future taxable income to determine the amount, if any, of the required valuation allowance. As of March 31, 2018, management determined that the future reversals of existing taxable temporary differences and available tax strategies would generate sufficient future taxable income to realize its tax assets and therefore a valuation allowance was not necessary. The Company recognizes a tax benefit from an uncertain tax position only if it is more likely than not that the position will be sustained on examination by taxing authorities, based on the technical merits of the position. As of March 31, 2018, an adjustment to the Company’s consolidated financial statements for uncertain tax positions has not been required as management believes that the Company’s tax positions taken in income tax returns filed or to be filed are supported by clear and unambiguous income tax laws. The Company recognizes interest and penalties related to uncertain income tax positions, if any, in income tax expense. During the three months ended March 31, 2018 and 2017, the Company has not recognized or accrued any interest or penalties related to uncertain income tax positions. The Company’s effective income tax rates were 19.2% and 38.9% for the three months ended March 31, 2018 and 2017, respectively. Our effective tax rate for the three months ended March 31, 2018 differs from amounts computed by applying the United States federal statutory rates to pre-tax income primarily due to state taxes and the tax benefits related to stock-based compensation.

NOTE

: INCOME TAXES

The Company and its subsidiaries are subject to U.S. and Canadian federal income tax laws as well as the income tax laws of multiple state jurisdictions. The major tax jurisdictions in which the Company operates generally provide for a deficiency assessment statute of limitation period of

three

years, and as a result, the Company’s tax years

2014

and forward remain open to examination in those jurisdictions.

In determining whether a tax asset valuation allowance is necessary, management, in accordance with the provisions of ASC

740

30,

weighs all available evidence, both positive and negative, to determine whether, based on the weight of that evidence, a valuation allowance is necessary. If negative conditions exist which indicate a valuation allowance might be necessary, consideration is then given to what effect the future reversals of existing taxable temporary differences and the availability of tax strategies might have on future taxable income to determine the amount, if any, of the required valuation allowance. As of

March 31, 2018,

management determined that the future reversals of existing taxable temporary differences and available tax strategies would generate sufficient future taxable income to realize its tax assets and therefore a valuation allowance was

not

necessary.

The Company recognizes a tax benefit from an uncertain tax position only if it is more likely than

not

that the position will be sustained on examination by taxing authorities, based on the technical merits of the position. As of

March 31, 2018,

an adjustment to the Company’s consolidated financial statements for uncertain tax positions has

not

been required as management believes that the Company’s tax positions taken in income tax returns filed or to be filed are supported by clear and unambiguous income tax laws. The Company recognizes interest and penalties related to uncertain income tax positions, if any, in income tax expense. During the

three

months ended

March 31, 2018

and

2017,

the Company has

not

recognized or accrued any interest or penalties related to uncertain income tax positions.

The Company’s effective income tax rates were

19.2%

and

38.9%

for the

three

months ended

March 31, 2018

and

2017,

respectively. Our effective tax rate for the

three

months ended

March 31, 2018

differs from amounts computed by applying the United States federal statutory rates to pre-tax income primarily due to state taxes and the tax benefits related to stock-based compensation.