REVENUE - Revenue related to performance obligations (Details) $ in Thousands	Mar. 31, 2022 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue expected to be recognized as of March 31, 2022	$ 185,963
Revenue, remaining performance obligation, expected timing of satisfaction, start date [Axis]: 2022-04-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue expected to be recognized as of March 31, 2022	$ 116,850
Revenue expected to be recognized, period	9 months
Revenue, remaining performance obligation, expected timing of satisfaction, start date [Axis]: 2023-01-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue expected to be recognized as of March 31, 2022	$ 44,930
Revenue expected to be recognized, period	1 year
Revenue, remaining performance obligation, expected timing of satisfaction, start date [Axis]: 2024-01-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue expected to be recognized as of March 31, 2022	$ 13,240
Revenue expected to be recognized, period	1 year
Revenue, remaining performance obligation, expected timing of satisfaction, start date [Axis]: 2025-01-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue expected to be recognized as of March 31, 2022	$ 10,943
Revenue expected to be recognized, period