Note 8 - Debt (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

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

(in thousands )	2016			2015
Revolving credit facility	$	112,500		$	77,000
Term loan		120,313			85,000
Entrusted loan		3,522			9,474
Euro Senior Notes, Series A due 2023		122,313			—
Euro Senior Notes, Series B due 2028		99,314			—
Unamortized debt issuance costs		(3,820	)		(721	)
Total debt		454,142			170,753
Less: Current maturities		(6,250	)		(87,000	)
Total long-term debt	$	447,892		$	83,753

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

(in thousands )	Scheduled Maturities
2017	$	6,250
2018		10,937
2019		16,022
2020		12,500
2021		190,626
2022 and thereafter		221,627
	$	457,962