Leases Supplemental Balance Sheet Information Related to Leases (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Operating leases:
Operating lease right-of-use asset	$ 16,534	$ 18,418
Current operating lease liability	5,617	6,349
Operating lease liability - less current portion	12,382	13,272
Total operating lease liability	17,999	19,621
Finance leases:
Property and equipment, at cost	1,553	1,870
Accumulated depreciation	(890)	(1,150)
Property and equipment, net	663	720
Current finance lease liability	330	325
Finance lease liability - less current portion	363	426
Total finance lease liability	$ 693	$ 751
Weighted Average Remaining Lease Term (in years):
Operating leases	4 years 5 months 1 day	4 years 5 months 23 days
Finance leases	2 years 4 months 9 days	2 years 5 months 23 days
Weighted Average Discount Rate:
Operating leases	5.28%	5.10%
Finance leases	5.06%	5.09%