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COMMITMENTS AND CONTINGENCIES (Details) $ in Thousands			6 Months Ended	12 Months Ended
	Jan. 17, 2020 item	Dec. 21, 2018 item	Dec. 31, 2018 USD ($) item	Dec. 31, 2019 item	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Purchase commitment
Vessel assets					$ 981,141	$ 919,114
Purchase Agreements for BWTS
Purchase commitment
Number of vessels to receive ballast water treatments systems | item			36
Vessel assets					18,992	17,009
2022 purchase obligation					3,787
Purchase Agreement of BWTS for Capesize Vessels
Purchase commitment
BWTS purchase price			$ 900
Purchase Agreement of BWTS for Supramax Vessels
Purchase commitment
BWTS purchase price			$ 600
Scrubber Installation Agreements
Purchase commitment
Number of Capesize vessels to receive scrubber installations | item		17
Number of completed scrubber installations | item	1			16
Vessel assets					$ 42,927	$ 42,728

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The number of Capesize vessels to receive installations of scrubbers.

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Number of vessels to receive ballast water treatments systems.

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Long lived, depreciable assets used for the primary purpose of water transportation, net of accumulated depreciation.

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Amount of purchase arrangement to be paid in next fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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