Basis of Presentation and General Information (Details)	6 Months Ended
	Sep. 30, 2023 item m³
Basis of Presentation and General Information:
Capacity of standard VLGC vessels (cubic meters)	80,000
Capacity of dual-fuel ECO VLGC vessels (cubic meters)	84,000
Capacity of fuel-efficient ECO VLGC vessels (cubic meters)	84,000
Capacity of modern VLGC vessels (cubic meters)	82,000
Total VLGC vessels in fleet	25
Dual-fuel ECO VLGCs in fleet	1
Fuel-efficient ECO VLGCs in fleet	19
Modern VLGCs in fleet	1
Time chartered-in dual-fuel Panamax size VLGCs in fleet	3
Time chartered-in ECO VLGCs in fleet	1
ECO VLGCs in fleet (equipped with scrubbers) | item	15
Time chartered-in ECO VLGCs in fleet (equipped with scrubbers) | item	1
Additional VLGCs with purchase commitments for scrubbers	1