Vessels - Additional Information (Details) $ in Thousands	1 Months Ended
	Apr. 30, 2023 USD ($)	Feb. 28, 2023 USD ($)	Jan. 31, 2023 USD ($)	Jun. 30, 2023 USD ($) vessel	Dec. 31, 2022 USD ($)
Property, Plant and Equipment [Line Items]
Number of vessels | vessel				53
Advances for vessel purchases				$ 0	$ 3,638
Asset acquisition, total consideration		$ 30,100	$ 30,100
Vessel sold, consideration	$ 49,800	$ 9,000
Vessel held for sale				11,052	0
Vessels and Vessel Improvements
Property, Plant and Equipment [Line Items]
Vessel held for sale				9,500
Unamortized Deferred Drydock Costs
Property, Plant and Equipment [Line Items]
Vessel held for sale				$ 1,600
Discontinued Operations, Held-for-sale
Property, Plant and Equipment [Line Items]
Number of vessels | vessel				1
High-Specification Scrubber-Fitted Ultramax Bulkcarriers
Property, Plant and Equipment [Line Items]
Vessel purchase price					$ 24,300