Note 7 - Income Taxes

6 Months Ended

Jun. 30, 2022

Notes to Financial Statements

Income Tax Disclosure [Text Block]

7. Income Taxes

In the second quarter of 2022, the state of Nebraska enacted legislation to reduce its corporate income tax rate for future years resulting in a $55 million reduction of our deferred tax expense.

In the second quarter of 2021, the states of Nebraska, Oklahoma, and Idaho enacted legislation to reduce their corporate income tax rates for future years resulting in a $43 million reduction of our deferred tax expense.