STOCK BASED COMPENSATION (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation expense	$ 1,500	$ 1,100	$ 4,900	$ 4,100
Unrecognized compensation expense	$ 10,800		$ 10,800
Nonvested award, cost not yet recognized, period for recognition			1 year 4 months 24 days
Weighted average remaining contractual term	4 months 24 days
PSU - 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Non-vested (in shares)	1,572,756		1,572,756

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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