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Consolidated Statement of Operations - USD ($) shares in Millions, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Profit or loss [abstract] |  |  |
Revenue | $ 7,961.0 | $ 7,250.0 | $ 5,634.7
Cost of sales | 7,182.5 | 6,613.7 | 5,147.7
Gross profit | 778.5 | 636.3 | 487.0
Selling, general and administrative expenses (SG&A) | 279.6 | 279.9 | 245.1
Research and development | 60.9 | 46.3 | 38.4
Amortization of intangible assets | 39.6 | 40.1 | 25.5
Other charges, net of recoveries | 15.2 | 6.7 | 10.3
Earnings from operations | 383.2 | 263.3 | 167.7
Finance costs | 76.6 | 59.7 | 31.7
Earnings before income taxes | 306.6 | 203.6 | 136.0
Income tax expense (recovery) |  |  |
Current | 63.9 | 88.7 | 40.9
Deferred | (1.9) | (30.6) | (8.8)
Income tax expense | 62.0 | 58.1 | 32.1
Net earnings | $ 244.6 | $ 145.5 | $ 103.9
Basic earnings per share (in dollars per share) | $ 2.04 | $ 1.18 | $ 0.82
Diluted earnings per share (in dollars per share) | $ 2.03 | $ 1.18 | $ 0.82
Shares used in computing per share amounts (in millions): |  |  |
Basic (in shares) | 120.1 | 123.5 | 126.7
Diluted (in shares) | 120.3 | 123.6 | 126.7

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