v3.26.3
Expenses (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Expenses [Abstract]      
Administration and corporate overheads $ 4,931 $ 3,118 $ 4,460
Changes in inventories of finished goods and work in progress (17,847) 16,500 (21,390)
Depreciation and amortisation expense 23,630 24,983 [1] 22,146 [1]
Employee benefits expense 36,378 27,917 30,489
External services 119,236 111,160 115,778
Impairment and write down of financial assets 0 354 5,333
Loss on termination and settlement of contracts [2] 7,218 0 0
Net loss on disposal of financial and non-financial assets [2] 102 0 828
Net movement in inventories relating to net realisable value adjustments [2],[3] (9,454) 2,718 6,843
Raw materials and consumables used 36,445 30,223 29,354
All other operating expenses 7,849 8,137 8,766
Total expenses [4] 208,488 225,110 [1] 202,607 [1]
Non-recurring merger transaction and integration costs 8,700 8,100 0
Non-recurring merger transaction and integration costs, external services 8,200 8,000 0
Non-recurring merger transaction and integration costs, administration and corporate overheads 400 100 0
Non-recurring merger transaction and integration costs, employee benefits expense $ 100 $ 0 $ 0
[1] Refer to Note 2 (a) for details on translation of prior period comparatives to United States dollars to conform with changes in presentation currency.
[2] Refer to Note 11 (b) for details on the net movement in inventories relating to net realisable value adjustments.
[3] Adjustment to profit/(loss) which is reported as part of ‘North American Lithium’. Refer to Note 11 (b) for further details.
[4] The amount reported for the year ended 30 June 2026 includes $8.7 million of non-recurring merger transaction and integration costs (2025: $8.1 million; 2024: Nil), of which $8.2 million is included within ‘External services’ (2025: $8.0 million; 2024: Nil), $0.4 million is included within ‘Administration and corporate overheads’ (2025: $0.1 million; 2024: Nil), and $0.1 million is included within ‘Employee benefits expense’ (2025 and 2024: Nil).