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SUBSEQUENT EVENTS (Details) $ / shares in Units, $ in Thousands				1 Months Ended	3 Months Ended
	Oct. 14, 2024 USD ($)	Oct. 04, 2024 USD ($)	Jul. 16, 2024 USD ($)	Nov. 06, 2024 USD ($) $ / shares	Sep. 30, 2024 $ / shares	Jun. 30, 2024 $ / shares	Mar. 31, 2024 $ / shares	Sep. 30, 2023 $ / shares	Jun. 30, 2023 $ / shares	Mar. 31, 2023 $ / shares	Oct. 03, 2024 USD ($) t
Subsequent Events
Dividends declared per share of common stock (in dollars per share) | $ / shares					$ 0.34	$ 0.42	$ 0.41	$ 0.15	$ 0.15	$ 0.50
Genco Hadrian
Subsequent Events
Sale of assets			$ 25,000
Broker commission (as a percent)			2.00%
Subsequent Event | Q3 2024 Dividend
Subsequent Events
Dividends declared per share of common stock (in dollars per share) | $ / shares				$ 0.40
Aggregate amount of dividend				$ 17,400
Dividends Payable, Date Declared				Nov. 06, 2024
Dividends Payable, Date of Record				Nov. 18, 2024
Dividends Payable, Date to be Paid				Nov. 25, 2024
Subsequent Event | Genco Hadrian
Subsequent Events
Sale of assets		$ 25,000
Broker commission (as a percent)		2.00%
Subsequent Event | Secured debt | $500 Million Revolver
Subsequent Events
Proceeds from secured debt				$ 20,000
Subsequent Event | New York | Office Space
Subsequent Events
Annual rent expense	$ 700
Subsequent Event | Genco Intrepid
Subsequent Events
Capacity of Vessels in Deadweight Tonnage | t											180,000
Purchase price per vessel											$ 47,500

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