XML 92 R75.htm IDEA: XBRL DOCUMENT v3.20.4
FAIR VALUE MEASUREMENTS - Narrative (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2020
USD ($)
FAIR VALUE MEASUREMENTS  
Transfer into Level 3, Liabilities $ 0
Transfer from Level 3, Liabilities 0
Transfer into Level 3, Assets 0
Transfer from Level 3, Assets $ 0