LEASES (Tables)

3 Months Ended

Mar. 31, 2020

LEASES

Schedule of lease expense

	March 31, 2020		March 31, 2019
	(in thousands)
Operating lease costs	$	2,166	$	2,159
Finance lease costs:
Amortization of assets		4,723		2,691
Interest on lease liabilities		790		546
Total finance lease costs		5,513		3,237
Variable and short-term lease costs		127		561
Total lease costs	$	7,806	$	5,957

Schedule of supplemental balance sheet information

	March 31, 2020			December 31, 2019
Operating leases:	(dollars in thousands)
Operating lease right-of-use assets	$	9,830		$	11,775
Current operating lease obligations		4,602			6,050
Long-term operating lease obligations		5,347			5,812
Total operating lease liabilities	$	9,949		$	11,862
Finance leases:
Property and equipment, at cost		121,421			120,236
Accumulated amortization		(35,464)			(30,990)
Property and equipment, net	$	85,957		$	89,246
Current finance lease obligations		29,363			30,779
Long-term finance lease obligations		56,847			58,397
	$	86,210		$	89,176
Weighted average remaining lease term:		(in months)			(in months)
Operating leases		47 months			45 months
Finance leases		41 months			44 months
Weighted average discount rate:
Operating leases		4.02	%		4.03	%
Finance leases		3.34	%		3.34	%

Schedule of supplemental cash flow and other information

	March 31, 2020		March 31, 2019
Cash paid for amounts included in measurement of liabilities:	(in thousands)
Operating cash flows from operating leases	$	33	$	2,067
Operating cash flows from finance leases		790		546
Financing cash flows from finance leases		4,150		3,110
ROU assets obtained in exchange for lease liabilities:
Operating leases		—		563
Finance leases		1,184		4,327