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Segmented Information (Tables) | 12 Months Ended
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Dec. 31, 2021
Disclosure of entity's operating segments [Abstract] |
Disclosure of operating segments [text block] |
Year Ended December 31, 2021
| Young-Davidson | Mulatos | Island Gold |  | Corporate /other 1 | Total
Operating revenues | $350.5 |  | $221.1 |  | $252.0 |  |  | — |  | $823.6 |
Cost of sales |  |  |  |  |  |
Mining and processing | 159.7 |  | 123.1 |  | 68.7 |  |  | — |  | 351.5 |
Royalties | 5.3 |  | 1.1 |  | 5.3 |  |  | — |  | 11.7 |
Amortization | 79.4 |  | 53.2 |  | 38.3 |  |  | — |  | 170.9 |
| 244.4 |  | 177.4 |  | 112.3 |  |  | — |  | 534.1 |
Expenses |  |  |  |  |  |
Exploration | 0.7 |  | 7.3 |  | 4.7 |  |  | 2.0 |  | 14.7 |
Corporate and administrative | — |  | — |  | — |  |  | 24.5 |  | 24.5 |
Share-based compensation | — |  | — |  | — |  |  | 11.1 |  | 11.1 |
Impairment charge |  |  |  |  | 224.3 |  | 224.3 |
Earnings (loss) from operations | $105.4 |  | $36.4 |  | $135.0 |  |  | ($261.9) |  | $14.9 |
Finance expense |  |  |  |  |  | (4.5) |
Foreign exchange loss |  |  |  |  |  | (0.9) |
Other loss |  |  |  |  |  | (7.2) |
Earnings before income taxes |  |  |  |  |  | $2.3 |
Year Ended December 31, 2020
| Young-Davidson | Mulatos | Island Gold |  | Corporate/other 1 | Total
Operating revenues | $239.4 |  | $261.7 |  | $247.0 |  |  | — |  | $748.1 |
Cost of sales |  |  |  |  |  |
Mining and processing | 133.9 |  | 120.9 |  | 57.8 |  |  | — |  | 312.6 |
Royalties | 3.7 |  | 1.3 |  | 5.2 |  |  | — |  | 10.2 |
COVID-19 costs | — |  | 2.0 |  | 4.5 |  |  | — |  | 6.5 |
Amortization | 63.7 |  | 44.6 |  | 44.4 |  |  | — |  | 152.7 |
| 201.3 |  | 168.8 |  | 111.9 |  |  | — |  | 482.0 |
Expenses |  |  |  |  |  |
Exploration | — |  | 4.2 |  | 1.0 |  |  | 2.0 |  | 7.2 |
Corporate and administrative | — |  | — |  | — |  |  | 21.0 |  | 21.0 |
Share-based compensation | — |  | — |  | — |  |  | 10.3 |  | 10.3 |
Earnings (loss) from operations | $38.1 |  | $88.7 |  | $134.1 |  |  | ($33.3) |  | $227.6 |
Finance expense |  |  |  |  |  | (4.3) |
Foreign exchange loss |  |  |  |  |  | (1.4) |
Other loss |  |  |  |  |  | (3.7) |
Earnings before income taxes |  |  |  |  |  | $218.2 |
1. Corporate and other consists of corporate balances and exploration, development projects and mines in reclamation. (b) Segment assets and liabilities The following table presents the segment assets and liabilities:
| Total Assets | Total liabilities
| December 31, 2021 | December 31, 2020 | December 31, 2021 | December 31, 2020
Young-Davidson | $1,684.5 |  | $1,652.8 |  | $319.3 |  | $275.8 |
Island Gold | 1,094.1 |  | 995.0 |  | 350.5 |  | 301.1 |
Mulatos | 539.2 |  | 420.9 |  | 155.0 |  | 120.1 |
Corporate/other 1 | 303.7 |  | 567.8 |  | 61.1 |  | 88.0 |
Total assets and liabilities | $3,621.5 | $3,636.5 | $885.9 | $785.0
1. Corporate and other consists of corporate balances, exploration and development projects and mines in reclamation.

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- Definition The disclosure of operating segments. [Refer: Operating segments [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2021-01-01 -Paragraph 23 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_23&doctype=Standard -URIDate 2021-03-24 + Details
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