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Note 5 - Accrued Expenses and Other Liabilities - Accrued Expenses and Other Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Payroll $ 2,955 $ 2,710
Accrued vacation 1,987 1,762
Taxes—other than income 2,319 2,488
Interest 249 99
Driver escrows 2,722 2,381
Margin account borrowings 11,281 5,903
Self-insurance claims 1,984 2,266
Total accrued expenses and other liabilities $ 23,497 $ 17,609