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LOSS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Numerator:
Net loss	$ (52,767)	$ (50,628)	$ (75,577)
Denominator:
Denominator for loss per share—weighted average shares, basic (shares)	159,884	159,381	159,381
Denominator for loss per share—weighted average shares, diluted (shares)	159,884	159,381	159,381
Loss per share attributable to common stock shareholders:
Basic loss per share (USD per share)	$ (0.33)	$ (0.32)	$ (0.47)
Diluted loss per share (USD per share)	$ (0.33)	$ (0.32)	$ (0.47)
Potentially dilutive securities excluded from calculation of diluted earnings per share (shares)	25,700

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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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