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Note 11 - Long-term Debt (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Debt [Table Text Block]

			December 31, 2017				December 31, 2016
Revolving credit facility		$	246,411			$	259,081
Capital leases maturing at various dates through 2021			1,991				1,868
Other long-term debt maturing at various dates up to 2020			1,491				1,549
			249,893				262,498
Less: current portion			2,426				1,961
Long-term debt - non-current		$	247,467			$	260,537

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

2018		$	2,426
2019			900
2020			142
2021			14
2022 and thereafter			246,411

X

- Definition

Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.

+ References

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- Definition

Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

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