Quarterly report pursuant to Section 13 or 15(d)

LEASES - Balance Sheet Details (Details)

v3.21.1
LEASES - Balance Sheet Details (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
LEASES    
Operating lease assets $ 16,600 $ 17,361
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] Operating lease assets  
Finance lease assets $ 4,840 4,879
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] us-gaap:PropertyPlantAndEquipmentNet  
Total lease assets $ 21,440 22,240
Current operating lease liability $ 3,283 3,283
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] Current operating lease liability  
Current finance lease liability $ 490 491
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List] Current finance lease liability  
Noncurrent operating lease liability $ 14,094 14,914
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] Noncurrent operating lease liability  
Noncurrent finance lease liability $ 3,179 3,298
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] Noncurrent finance lease liability  
Total lease liabilities $ 21,046 21,986
Finance lease, right-of-use asset, accumulated depreciation $ 2,900 $ 2,800