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Property Plant and Equipment (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2025 | Sep. 30, 2024
Statement [Line Items] |  |
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance beginning | $ 13,753 | $ 13,159
Additions during the year | 2,414 | 665
Gross carrying amount Exchange differences | 3 | 62
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance ending | 16,170 | 13,886
[Depreciation and impairment Balance at beginning] | (3,856) | (2,763)
Depreciation and impairment Additions | (1,033) | (1,189)
Depreciation and impairment Exchange differences | 46 | 45
[Depreciation and impairment Balance at ending] | (4,843) | (3,907)
Property, plant and equipment (note 9) | 11,327 | 9,979
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance ending |  | 13,753
Land And Buildings [Member] |  |
Statement [Line Items] |  |
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance beginning | 7,700 | 7,700
Additions during the year | 0 | 0
Gross carrying amount Exchange differences | 0 | 0
[Depreciation and impairment Balance at beginning] | (793) | (419)
Depreciation and impairment Additions | (281) | (374)
Depreciation and impairment Exchange differences | 0 | 0
[Depreciation and impairment Balance at ending] | (1,074) | 793
Property, plant and equipment (note 9) | 6,626 | 6,907
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance ending | 7,700 | 7,700
Right of use Asset [Member] |  |
Statement [Line Items] |  |
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance beginning | 3,202 | 3,197
Additions during the year | 0 | 0
Gross carrying amount Exchange differences | (24) | 6
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance ending | 3,178 | 3,203
[Depreciation and impairment Balance at beginning] | (1,583) | (1,127)
Depreciation and impairment Additions | (338) | (454)
Depreciation and impairment Exchange differences | 11 | (3)
[Depreciation and impairment Balance at ending] | (1,910) | (1,584)
Property, plant and equipment (note 9) | 1,268 | 1,619
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance ending |  | 3,202
Leasehold Improvements [Member] |  |
Statement [Line Items] |  |
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance beginning | 76 | 76
Additions during the year | 261 | 0
Gross carrying amount Exchange differences | 0 | 0
[Depreciation and impairment Balance at beginning] | (48) | (33)
Depreciation and impairment Additions | (17) | (15)
Depreciation and impairment Exchange differences | 0 | 0
[Depreciation and impairment Balance at ending] | (65) | (48)
Property, plant and equipment (note 9) | 272 | 28
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance ending | 337 | 76
Production Equipment [Member] |  |
Statement [Line Items] |  |
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance beginning | 1,808 | 1,712
Additions during the year | 880 | 94
Gross carrying amount Exchange differences | (13) | 3
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance ending | 2,675 | 1,809
[Depreciation and impairment Balance at beginning] | (1,193) | (970)
Depreciation and impairment Additions | (215) | (221)
Depreciation and impairment Exchange differences | 9 | (3)
[Depreciation and impairment Balance at ending] | (1,399) | (1,194)
Property, plant and equipment (note 9) | 1,276 | 615
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance ending |  | 1,808
Office Furniture And Equipment [Member] |  |
Statement [Line Items] |  |
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance beginning | 105 | 73
Additions during the year | 10 | 31
Gross carrying amount Exchange differences | 0 | 1
[Depreciation and impairment Balance at beginning] | (71) | (60)
Depreciation and impairment Additions | (17) | (11)
Depreciation and impairment Exchange differences |  | (1)
[Depreciation and impairment Balance at ending] | (88) | (72)
Property, plant and equipment (note 9) | 27 | 33
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance ending | 115 | 105
Capital Work In Progress [Member] |  |
Statement [Line Items] |  |
Additions during the year | 670 |
Property, plant and equipment (note 9) | 670 |
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance ending | 670 |
Battery Technology [Member] |  |
Statement [Line Items] |  |
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance beginning | 862 | 401
Additions during the year | 593 | 540
Gross carrying amount Exchange differences | 40 | 52
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance ending | 1,495 | 993
[Depreciation and impairment Balance at beginning] | (168) | (154)
Depreciation and impairment Additions | (165) | (114)
Depreciation and impairment Exchange differences | 26 | 52
[Depreciation and impairment Balance at ending] | (307) | (216)
Property, plant and equipment (note 9) | $ 1,188 | 777
[Property, plant and equipment, gross carrying amount of fully depreciated assets still in use] Balance ending |  | $ 862

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