Note 7 - Long-term Debt- Summary of Long-term Debt (Details) - USD ($) $ in Thousands		Jun. 30, 2017	Dec. 31, 2016
Capital lease obligations and other debt		$ 5,429	$ 5,696
Total debt		50,889	45,926
Less: Current portion		(522)	(538)
Total long-term debt and capitalized leases		50,367	45,388
Revolving Credit Facility [Member]
Revolving credit facility	[1]	$ 45,460	$ 40,230

[1] Amounts presented are net of $1.6 million and $2.0 million, respectively, of unamortized debt issuance costs.