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Investments in affiliates and joint ventures - Ownership Percentages (Details) | Dec. 31, 2024
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Nuna Logistics Ltd. |
Variable Interest Entity [Line Items] |
Ownership percentage | 49.00%
North American Nuna Joint Venture |
Variable Interest Entity [Line Items] |
Ownership percentage | 50.00%
Nuna East Ltd. |
Variable Interest Entity [Line Items] |
Ownership percentage | 37.00%
Nuna Pang Contracting Ltd. |
Variable Interest Entity [Line Items] |
Ownership percentage | 37.00%
Nuna West Mining Ltd. |
Variable Interest Entity [Line Items] |
Ownership percentage | 49.00%
Mikisew North American Limited Partnership ("MNALP") |
Variable Interest Entity [Line Items] |
Ownership percentage | 49.00%
ASN Constructors ("ASN") |
Variable Interest Entity [Line Items] |
Ownership percentage | 30.00%
Red River Valley Alliance LLC ("RRVA") |
Variable Interest Entity [Line Items] |
Ownership percentage | 15.00%
NAYL Realty Inc. |
Variable Interest Entity [Line Items] |
Ownership percentage | 49.00%
Barrooghumba WPH Pty Ltd. |
Variable Interest Entity [Line Items] |
Ownership percentage | 50.00%
Ngaliku WPH Pty Ltd. |
Variable Interest Entity [Line Items] |
Ownership percentage | 50.00%

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