Note 7 - Debt - Current and Long-term Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Borrowings under Credit Facility	$ 3,678
Borrowings under Credit Facility		12,185
Long-term debt, current	28,775	24,947
Long-term debt, noncurrent	165,592	168,676
Deferred loan costs	(263)	(263)
Deferred loan costs	(50)	(256)
Principal portion of capital lease obligations, secured by related revenue equipment, current	2,941	2,441
Principal portion of capital lease obligations, secured by related revenue equipment, noncurrent	22,525	19,761
Total debt and capital lease obligations, current	31,716	27,388
Total debt and capital lease obligations, noncurrent	188,117	188,437
Revenue Equipment Installment Notes [Member]
Long-term debt, current	24,366	23,986
Long-term debt, noncurrent	140,577	127,840
Real Estate Note [Member]
Long-term debt, current	994	1,224
Long-term debt, noncurrent	$ 25,065	$ 28,907

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

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