Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2015

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments

Long-term debt as of December 31, 2015 and 2014 consists of the following:

(in thousands)		2015		2014
Acquisition-related notes:
	Non-interest bearing acquisition note, $5.0 million installment due March 2016	$	4,924	$	4,623
Notes:
	7.25% senior notes due June 2021	393,000		393,000
	7.55% senior debentures due April 2028	59,645		59,645
Bank debt:
	Revolving line of credit borrowings due April 2020, weighted-average interest rate of 1.96% at December 31, 2015	75,000		—
	Term loan facility borrowings due April 2020, weighted-average interest rate of 1.96% at December 31, 2015	828,750		—
	Revolving line of credit borrowings due March 2019, weighted-average interest rate of 3.92% at December 31, 2014, extinguished April 2015	—		85,000
	Term loan facility borrowings due March 2019, weighted-average interest rate of 2.41% at December 31, 2014, extinguished April 2015	—		786,250
Other debt:
	Various interest rates with maturities through 2019	2,689		2,045
Total long-term debt		1,364,008		1,330,563
Less current portion of long-term debt		48,497		11,352
Long-term debt, net of current portion		$	1,315,511	$	1,319,211

Schedule of Maturities of Long-term Debt

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

(in thousands)
Year ending December 31,
2016 (1)	$	48,497
2017	64,634
2018	106,756
2019	127,725
2020	563,751
Thereafter	452,645
Total (1)	$	1,364,008

(1) Includes the acquisition related remaining note payable of $5.0 million, which is non-interest bearing and discounted to $4.9 million as of December 31, 2015.