Note 3 - Long-term Debt	6 Months Ended
Jun. 30, 2020
Notes to Financial Statements
Debt Disclosure [Text Block]	(3) Long-Term Debt In August 2018, we entered into an amendment to our unsecured committed credit facility which reduces the aggregate principal amount of the facility from $40.0 million to $30.0 million and extends the term of the facility to August 2023. At June 30, 2020, there was no outstanding principal balance on the facility. As of that date, we had outstanding standby letters of credit to guarantee settlement of self-insurance claims of $16.3 million and remaining borrowing availability of $13.7 million. At December 31, 2019, there was also no outstanding principal balance on the facility. As of that date, we had outstanding standby letters of credit of $15.7 million on the facility. This facility bears interest at a variable rate based on the London Interbank Offered Rate or the lender’s Prime Rate, in each case plus/minus applicable margins. The interest rate for the facility that would apply to outstanding principal balances was 0.8% at June 30, 2020. Our credit facility prohibits us from paying, in any fiscal year, stock redemptions and dividends in excess of 25% of our net income from the prior fiscal year. A waiver allowing stock redemptions and dividends in excess of the 25% limitation in a total amount of up to $65 million in 2019 was obtained from the lender in August 2019. This facility also contains restrictive covenants which, among other matters, require us to maintain compliance with cash flow leverage and fixed charge coverage ratios. We were in compliance with all covenants at June 30, 2020 and December 31, 2019.

Note 3 - Long-term Debt

6 Months Ended

Jun. 30, 2020

(3) Long-Term Debt

In August 2018, we entered into an amendment to our unsecured committed credit facility which reduces the aggregate principal amount of the facility from $40.0 million to $30.0 million and extends the term of the facility to August 2023. At June 30, 2020, there was no outstanding principal balance on the facility. As of that date, we had outstanding standby letters of credit to guarantee settlement of self-insurance claims of $16.3 million and remaining borrowing availability of $13.7 million. At December 31, 2019, there was also no outstanding principal balance on the facility. As of that date, we had outstanding standby letters of credit of $15.7 million on the facility. This facility bears interest at a variable rate based on the London Interbank Offered Rate or the lender’s Prime Rate, in each case plus/minus applicable margins. The interest rate for the facility that would apply to outstanding principal balances was 0.8% at June 30, 2020.

Our credit facility prohibits us from paying, in any fiscal year, stock redemptions and dividends in excess of 25% of our net income from the prior fiscal year. A waiver allowing stock redemptions and dividends in excess of the 25% limitation in a total amount of up to $65 million in 2019 was obtained from the lender in August 2019. This facility also contains restrictive covenants which, among other matters, require us to maintain compliance with cash flow leverage and fixed charge coverage ratios. We were in compliance with all covenants at June 30, 2020 and December 31, 2019.