Note 9 - Income Taxes

6 Months Ended

Jun. 30, 2017

Notes to Financial Statements

Income Tax Disclosure [Text Block]

9 . INCOME TAXES

The Company uses a recognition threshold and measurement attribute for the financial statement recognition and measurement of a tax position taken or expected to be taken in a tax return. The Company’s effective tax rate for

2017

and

2016

reflects the recognition of expected federal alternative minimum tax liabilities and interim period tax benefits and changes to its tax valuation allowance.