Leases (Tables)

6 Months Ended

Jun. 30, 2020

Leases [Abstract]

Components Of Lease Expense

	For the three months ended				For the six months ended
	June 30,				June 30,
Amounts in thousands	2020		2019		2020		2019
Operating lease expense	$	1,260	$	1,537	$	2,651	$	3,015
Finance lease expense:
Amortization of right-of-use assets	$	38	$	29	$	79	$	61
Interest on lease liabilities		4		8		8		11
Total finance lease expense	$	42	$	37	$	87	$	72
Short-term lease expense	$	68	$	401	$	147	$	539
Variable lease expense	$	(151)	$	1,085	$	568	$	1,766

Supplemental Cash Flow Information Related To Leases

	For the six months
	ended June 30,
Amounts in thousands	2020		2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from finance leases	$	—	$	7
Operating cash flows from operating leases		3,430		3,418
Financing cash flows from finance leases		79		111

Supplemental Balance Sheet Information Related To Leases

	As of		As of
Amounts in thousands	June 30, 2020		December 31, 2019
Operating leases
Leased right-of-use assets, net	$	33,891	$	37,040
Current portion of operating lease liabilities		4,003		4,235
Operating lease liabilities, net of current portion		32,152		42,942
Total operating lease liabilities		36,155		47,177
Finance leases
Finance lease right-of-use assets, gross		553		731
Accumulated depreciation		(276)		(338)
Property and equipment, net		277		393
Current portion of finance lease liabilities		135		161
Finance lease liabilities, net of current portion		137		217
Total finance lease liabilities		272		378
Weighted-average remaining lease term
Operating leases		11.5 years		14.4 years
Finance leases		2.4 years		2.7 years
Weighted-average discount rate
Operating leases		4.5%		4.8%
Finance leases		5.0%		5.1%

Maturities Of Lease Liabilities

Amounts in thousands		Operating leases	Finance leases
2020	$	2,665	$	77
2021		5,299		128
2022		5,064		39
2023		4,426		25
2024		3,734		19
Thereafter		27,380		—
Total lease payments		48,568		288
Less imputed interest		(12,413)		(16)
Total	$	36,155	$	272