Commitments	12 Months Ended
Dec. 31, 2025
Commitments [Abstract]
Commitments	23. Commitments (a) Mineral Leases The Company leases mineral interests and surface rights from land owners under various terms and royalty rates. The future minimum royalties under these leases are as follows: (US$ thousands) Amount Year ending December 31, 2026 $ 3,992 2027 3,589 2028 3,558 2029 3,551 2030 6,200 Thereafter 18,219 Total $ 39,109 Mineral leases are not in scope of ASC 842 and continue to be accounted for under the guidance in ASC 932, Extractive Activities – Mining. Other commitments As of December 31, 2025, purchase commitments for capital expenditures were $ 7.8 million, all of which will be payable within the next 12 months. In Australia, the Company has generally secured the ability to transport coal through rail contracts and coal export terminal contracts that are primarily funded through take-or-pay arrangements with terms ranging up to 10 years . In the U.S., the Company typically negotiates its rail and coal terminal on an annual basis. As of December 31, 2025, these Australian and U.S. commitments under take-or-pay arrangements totaled $ 618.3 million, of which $ 98.8 million will be payable within the next year, $ 201.5 million within 1-3 years, $ 210.0 million within 3-5 years and $ 108.1 million thereafter.

23. Commitments

(a)

Mineral Leases

The

Company

leases

mineral

interests

and

surface

rights

from

land

owners

under

various

terms

and

royalty

rates. The future minimum royalties under these leases

are as follows:

(US$ thousands)

Amount

Year ending

December 31,

2026

3,992

2027

3,589

2028

3,558

2029

3,551

2030

6,200

Thereafter

18,219

Total

39,109

Mineral leases are not in scope of ASC 842 and continue to

be accounted for under the guidance in ASC 932,

Extractive Activities – Mining.

Other commitments

As of December 31, 2025, purchase

commitments for capital expenditures

were $

7.8

million, all of which will be

payable within the next 12 months.

In Australia, the

Company has generally

secured the ability

to transport coal

through rail contracts

and coal export

terminal contracts that are primarily funded

through take-or-pay arrangements with terms ranging up to

10 years

In the U.S., the Company typically

negotiates its rail and coal terminal

on an annual basis.

As of December 31,

2025, these Australian

and U.S. commitments

under take-or-pay

arrangements totaled

618.3

million, of which

98.8

million will be payable within the next year,

201.5

million within 1-3 years, $

210.0

million within 3-5 years

and $

108.1

million thereafter.