Long-Term Debt, Net of Current (Tables)

12 Months Ended

Dec. 31, 2016

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments

Long-term debt as of December 31, 2016 and 2015 consists of the following:

		December 31, 2016							December 31, 2015
(in thousands)		Gross		Debt Issuance Costs			Net		Gross		Debt Issuance Costs			Net
Bank debt:
	Term loan facility borrowings due April 2020, weighted-average interest rate of 2.31% and 1.96% at December 31, 2016 and December 31, 2015, respectively	$	1,298,125	$	(12,419	)	$	1,285,706	$	828,750	$	(9,720	)	$	819,030
	Revolving line of credit borrowings due April 2020, weighted-average interest rate of 2.31% and 1.96% at December 31, 2016 and December 31, 2015, respectively	302,000		(4,761		)	297,239		75,000		(6,262		)	68,738
Notes:
	7.25% senior notes due June 2021	—		—			—		393,000		(11,121		)	381,879
	7.55% senior debentures due April 2028	14,645		(52		)	14,593		59,645		(231		)	59,414
Acquisition-related notes:
	Non-interest bearing acquisition note, $5.0 million installment due March 2016	$	—	$	—		—		4,924		—			4,924
Other debt:
	Various interest rates with maturities through 2019	4,509		—			4,509		2,689		—			2,689
Total long-term debt		1,619,279		(17,232		)	1,602,047		1,364,008		(27,334		)	1,336,674
Less current portion of long-term debt		105,158		—			105,158		48,497		—			48,497
Long-term debt, net of current portion		$	1,514,121	(17,232		)	$	1,496,889	$	1,315,511	$	(27,334	)	$	1,288,177

Schedule of Maturities of Long-term Debt

The aggregate annual maturities for long-term debt are as follows:

(in thousands)
Year ending December 31,
2017	$	105,158
2018	173,398
2019	206,993
2020	1,119,085
2021	—
Thereafter	14,645
Total	$	1,619,279