Projects Under Development - Schedule of Projects Under Development (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Mar. 31, 2024
Schedule of Projects Under Development [Line Items]
Projects Under Development Total	$ 14,449	$ 8,468
Current portion	5,925
Non-current portion	8,524	8,468
BESS Project – Limestone Coast, Australia [Member]
Schedule of Projects Under Development [Line Items]
Projects Under Development Total	6,619	2,313
BESS Project – Portland, Australia [Member]
Schedule of Projects Under Development [Line Items]
Projects Under Development Total	2,871	2,045
BESS Project – Rotello A and Rotello B, Italy [Member]
Schedule of Projects Under Development [Line Items]
Projects Under Development Total	1,896	1,221
BESS Project – Parma, Italy [Member]
Schedule of Projects Under Development [Line Items]
Projects Under Development Total	951	943
BESS Project – Bisaccia, Italy [Member]
Schedule of Projects Under Development [Line Items]
Projects Under Development Total	946	937
BESS Project – Andretta, Italy [Member]
Schedule of Projects Under Development [Line Items]
Projects Under Development Total	966	923
BESS Project – Other Australian Projects [Member]
Schedule of Projects Under Development [Line Items]
Projects Under Development Total	200	32
Fuel Oil Water Emulsification (FOWE) development [Member]
Schedule of Projects Under Development [Line Items]
Projects Under Development Total		$ 54