Note 9 - Long-term Debt (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

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

	As of December 31,
	2018			2017
Notes	$	450,000		$	450,000
Senior Credit Facilities		730,000			744,375
Capital lease obligation		251			267
Total debt		1,180,251			1,194,642
Less unamortized debt issuance costs		(17,570	)		(19,585	)
Less current portion		(20,625	)		(14,375	)
Total long-term debt	$	1,142,056		$	1,160,682

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

Year Ending December 31,	Amount
2019	$	20,625
2020		26,892
2021		30,017
2022		630,017
2023		5,017
Thereafter		467,683
Total	$	1,180,251