Note 6 - Inventory - Schedule of Inventory (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Inventory	$ 33,993	$ 24,576
HOBM [Member]
Inventory	23,391	5,144
Jet Fuel [Member]
Inventory	7,319	8,570
Naphtha [Member]
Inventory	1,905	8,782
Crude Oil and Condensate [Member]
Inventory	1,077	1,494
Chemicals [Member]
Inventory	177	160
AGO [Member]
Inventory	94	392
Propane [Member]
Inventory	30	24
LPG Mix [Member]
Inventory	$ 0	$ 10