FAIR VALUE MEASUREMENTS (Details) - Fair Value, Recurring [Member] - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Financial Assets:
Deferred compensation assets	$ 487	$ 1,156
Quoted Prices in Active Markets for Identical Assets (Level 1)
Financial Assets:
Deferred compensation assets	261	338
Significant Other Observable Inputs (Level 2)
Financial Assets:
Deferred compensation assets	226	818
Significant Unobservable Inputs (Level 3)
Financial Assets:
Deferred compensation assets	$ 0	$ 0