Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Lease Payments for Capital Leases

Future minimum lease payments under lease obligations consist of the following for the years ending December 31, (in thousands):

	Capital Leases			Operating Leases		Total
2018	$	2,963		$	19,064	$	22,027
2019	1,701			14,690		16,391
2020	1,347			12,025		13,372
2021	1,111			11,362		12,473
2022	855			8,923		9,778
Thereafter	—			23,086		23,086
Total minimal leases payments	7,977			$	89,150	$	97,127
Less: Interest	(1,908		)
Present value of minimal lease payments	$	6,069

Schedule of Future Minimum Rental Payments for Operating Leases

Future minimum lease payments under lease obligations consist of the following for the years ending December 31, (in thousands):

	Capital Leases			Operating Leases		Total
2018	$	2,963		$	19,064	$	22,027
2019	1,701			14,690		16,391
2020	1,347			12,025		13,372
2021	1,111			11,362		12,473
2022	855			8,923		9,778
Thereafter	—			23,086		23,086
Total minimal leases payments	7,977			$	89,150	$	97,127
Less: Interest	(1,908		)
Present value of minimal lease payments	$	6,069