Note 12 - Long-term Debt (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Debt [Table Text Block]

	December 31, 2016		December 31, 2015
Revolving credit facility	$	259,081	$	255,165
Capital leases maturing at various dates through 2019		1,868		1,870
Other long-term debt maturing at various dates up to 2020		1,549		3,912
		262,498		260,947
Less: current portion		1,961		3,200
Long-term debt - non-current	$	260,537	$	257,747

Schedule of Maturities of Long-term Debt [Table Text Block]

2017	$	1,961
2018		1,102
2019		350
2020		4
2021 and thereafter		259,081