Leases - Lease Assets and Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Operating leases:
Operating lease right-of-use assets	$ 1,095	$ 1,033
Accrued liabilities	545	475
Other long-term liabilities	1,198	1,250
Total operating lease liabilities	1,743	1,725
Finance leases:
Property and equipment	13,774	14,375
Accumulated depreciation	(1,352)	(1,425)
Property and equipment, net	12,422	12,950
Current portion of long-term debt	3,268	3,685
Long-term debt	6,654	7,472
Total finance lease liabilities	$ 9,922	$ 11,157
Weighted-average remaining lease term
Operating leases	3 years 3 months 8 days	3 years 7 months 5 days
Finance leases	2 years 6 months 17 days	2 years 8 months 17 days
Weighted-average discount rate
Operating leases	8.00%	8.07%
Finance leases	7.66%	7.64%