Annual report pursuant to Section 13 and 15(d)

Leases - Right-of-Use Lease Assets and Lease Liabilities (Details)

v3.20.4
Leases - Right-of-Use Lease Assets and Lease Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Assets    
Operating lease assets $ 48,239 $ 48,417
Finance lease assets 1,752 1,556
Total leased assets 49,991 49,973
Current:    
Operating lease liabilities 15,194 11,857
Finance lease liabilities 262 185
Noncurrent:    
Operating lease liabilities 32,019 34,908
Finance lease liabilities 366 315
Total lease liabilities $ 47,841 $ 47,265
Finance lease asset, balance sheet line item us-gaap:PropertyPlantAndEquipmentNet  
Finance lease liabilities, current, balance sheet line item us-gaap:AccruedLiabilitiesCurrent  
Finance lease liabilities, noncurrent, balance sheet line item us-gaap:OtherLiabilitiesNoncurrent