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CONSOLIDATED FINANCIAL STATEMENT DETAILS - Finance Expense (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Finance expense |  |
Accretion on reclamation and remediation obligations | $ (31.0) | $ (29.1)
Interest expense, including accretion on debt | (76.9) | (72.1)
Finance expense | (107.9) | (101.2)
Capitalized interest | 47.4 | 41.5
Accretion of lease liabilities | 2.9 | 0.0
Total interest paid, including interest capitalized | 100.6 | 96.1
Cost |  |
Finance expense |  |
Capitalized interest | $ 47.4 | $ 41.5

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