Note 7 - Debt - Current and Long-term Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Deferred loan costs, current	$ (263)	$ (263)
Deferred loan costs, noncurrent	(121)	(256)
Borrowings under Credit Facility, current
Borrowings under Credit Facility, noncurrent	4,080	12,185
Long-term debt, current	24,642	24,947
Long-term debt, noncurrent	160,783	168,676
Principal portion of capital lease obligations, secured by related revenue equipment, current	2,526	2,441
Principal portion of capital lease obligations, secured by related revenue equipment, noncurrent	19,418	19,761
Total debt and capital lease obligations, current	27,168	27,388
Total debt and capital lease obligations, noncurrent	180,201	188,437
Revenue Equipment Installment Notes [Member]
Long-term debt, current	23,660	23,986
Long-term debt, noncurrent	128,544	127,840
Real Estate Note [Member]
Long-term debt, current	1,245	1,224
Long-term debt, noncurrent	$ 28,280	$ 28,907

Amount of capital lease obligation due within one year or the normal operating cycle, if longer.

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