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Significant accounting policies - Subsidiaries (Details) | 12 Months Ended
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Dec. 31, 2018
Franco-Nevada U.S. Corporation |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
Franco-Nevada GLW Holdings Corp. |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
Franco-Nevada Mexico Corporation, S.A. de C.V. |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
Franco-Nevada Canada Holdings Corp |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
Franco-Nevada (Barbados) Corporation |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
Franco-Nevada Australia Pty Ltd |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
FN LGA Pty Ltd. |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
Franco-Nevada LRC Holdings Corp |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
Franco-Nevada Alberta Holdings ULC |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
Franco-Nevada U.S. Holding Corp |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
Franco-Nevada Delaware LLC |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
Franco-Nevada Texas LP |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
Minera Global Copper Chile S.A. |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
Franco-Nevada Alberta Corporation |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
FN Subco Inc. |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
Franco-Nevada Idaho Corporation |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
FN Holdings ULC |
Subsidiaries |
Economic Interests (as a percent) | 100.00%
The Mineral Resource Company II, LLC |
Subsidiaries |
Economic Interests (as a percent) | 49.90%
Funding basis (as a percent) | 80.00%

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