SHAREHOLDERS EQUITY - Stock based compensation - Stock Options (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)	0	0
Stock-based compensation expense	$ 0.0
Unrecognized stock-based compensation expense	$ 0.0
2016 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for issuance	338,950

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

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Aggregate number of common shares reserved for future issuance.

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Amount of cost to be recognized for option under share-based payment arrangement.

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