Note 6 - Long-term Obligations (Tables)

9 Months Ended

Sep. 30, 2017

Notes Tables

Schedule of Debt [Table Text Block]

	2017			2016
2017 senior secured credit facility due 2023	$	180,000		$	-
Debt discount		(2,834	)		-
Debt issuance costs		(3,047	)		-
2015 senior secured credit facilities due 2018		-			86,750
Debt issuance costs		-			(1,738	)
6.25% convertible notes due 2018		10,044			94,000
Debt discount		(74	)		(2,271	)
Debt issuance costs		(16	)		(467	)
Capital leases and other long-term obligations		3,592			3,325
		187,665			179,599
Less current portion		(17,251	)		(1,973	)
Long-term obligations, net of current portion	$	170,414		$	177,626

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

2017 (October 1 - December 31)	$	2,239
2018 (January 1 - December 31)		16,880
2019 (January 1 - December 31)		6,639
2020 (January 1 - December 31)		8,902
2021 (January 1 - December 31)		16,267
2022 (January 1 - December 31)		86,483
Thereafter		56,226
Total maturities of long-term obligations	$	193,636