XML 212 R82.htm IDEA: XBRL DOCUMENT v3.22.0.1
FAIR VALUE MEASUREMENTS (Details) - Estimated fair value - Significant Observable Inputs (Level 2) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
FAIR VALUE MEASUREMENTS    
Long-term debt $ 457,758 $ 518,317
Total $ 457,758 $ 518,317