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Property, Plant and Equipment | 12 Months Ended
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Dec. 31, 2023
Property, Plant and Equipment [Abstract] |
Property, Plant and Equipment | Note 6. Property, Plant and Equipment Property, plant and equipment consists of the following:
(in millions) |  | 2023 |  |  | 2022 |
Land |  | $ | 22.8 |  |  | $ | 20.6 |
Buildings |  |  | 81.9 |  |  |  | 68.7 |
Equipment |  |  | 418.1 |  |  |  | 377.5 |
Work in progress |  |  | 69.5 |  |  |  | 45.7 |
Total gross cost |  |  | 592.3 |  |  |  | 512.5 |
Less accumulated depreciation and impairment |  |  | (324.0 | ) |  |  | (291.6 | )
Total net book value |  | $ | 268.3 |  |  | $ | 220.9 |
Of the total net book value of equipment at December 31, 2023, $0.0 million are in respect of assets held under finance leases (2022 – $0.0 million). Depreciation charges were $27.9 million, $25.7 million and $26.3 million in 2023, 2022 and 2021, respectively.

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