Debt (Tables)

12 Months Ended

Dec. 31, 2018

Debt Disclosure [Abstract]

Schedule of Carrying Values of Debt

As of December 31, 2018 and 2017, the carrying values of debt were as follows:

			December 31, 2018			December 31, 2017
	Issuance date	Maturity date	Amount (in thousands)		Effective Interest Rate	Amount (in thousands)		Effective Interest Rate
Revolving credit facilities, as modified	February 2013	April 2022	$	—	n/a	$	25,000	5.36% - 5.46%
2018 Refinancing Facility Agreement	October 2018	October 2025		219,450	6.00% - 6.10%		—	n/a
2017 Refinancing Facility Agreement	April 2017	April 2024		—	n/a		298,500	5.66% - 5.84%
Total debt			$	219,450		$	323,500
Less: Unamortized issuance discount and issuance costs, net				2,035			5,179
Less: Current portion of debt, net				1,900			2,032
Long term debt, net			$	215,515		$	316,289

Schedule of Future Minimum Payment Obligations of Principal Amounts Due

Principal and interest payments are due quarterly. As of December 31, 2018, future minimum payment obligations of principal amounts due by year under the 2018 Credit Facility were as follows (in thousands):

2019	$	2,200
2020		2,200
2021		2,200
2022		2,200
2023		2,200
Thereafter		208,450
Total principal outstanding	$	219,450