v3.21.2
REVENUE FROM CONTRACTS WITH CUSTOMERS Table 1 - Contract Assets and Liabilities (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Contract assets        
Current portion $ 2,590 $ 2,218 $ 2,694 $ 2,140
Noncurrent portion 629 1,212 932 1,003
Total 3,219 3,430 3,626 3,143
Additions 1,898 2,670    
Transfer to accounts receivable (2,055) (2,258)    
Transfer to revenues, contract assets (250) (125)    
Total activity (407) 287    
Contract liabilities        
Current portion (17,002) (20,235) (22,019) (21,083)
Noncurrent portion (45,968) (45,445) (47,537) (40,289)
Total (62,970) (65,680) $ (69,556) $ (61,372)
Additions (19,401) (34,156)    
Transfer to revenues, contract liabilities 25,987 29,848    
Total activity $ 6,586 $ (4,308)