LONG-LIVED ASSETS Long-Lived Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Long-lived assets excluding goodwill and intangibles	$ 25,693	$ 31,014
United States [Member]
Long-lived assets excluding goodwill and intangibles	18,506	23,774
Other Countries [Member]
Long-lived assets excluding goodwill and intangibles	$ 7,187	$ 7,240