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v3.23.3

Stock-based compensation and stockholders' equity - Schedule of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Sep. 30, 2023 | Sep. 30, 2022
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance | $ 957.7 | $ 1,204.1 | $ 1,387.7 | $ 1,508.3 | $ 1,566.9 | $ 1,611.5 | $ 1,387.7 | $ 1,611.5
Other comprehensive income (loss) before reclassifications | 2.1 | 3.8 | (4.5) | 1.3 | 2.3 | 5.4 |  |
Amounts reclassified from accumulated other comprehensive income (loss) | (3.1) | (6.4) | 2.4 | (0.4) | 0.9 | 1.4 |  |
Total other comprehensive income (loss), net of tax | (1.0) | (2.6) | (2.1) | 0.9 | 3.2 | 6.8 | (5.7) | 10.9
Ending balance | 697.2 | 957.7 | 1,204.1 | 1,433.0 | 1,508.3 | 1,566.9 | 697.2 | 1,433.0
Total |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance | (1.6) | 1.0 | 3.1 | (6.1) | (9.3) | (16.1) | 3.1 | (16.1)
Total other comprehensive income (loss), net of tax | (1.0) | (2.6) | (2.1) | 0.9 | 3.2 | 6.8 |  |
Ending balance | (2.6) | (1.6) | 1.0 | (5.2) | (6.1) | (9.3) | (2.6) | (5.2)
Defined Benefit Pension Plan |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance | 0.0 | 3.5 | 3.5 | (4.0) | (4.0) | (4.0) | 3.5 | (4.0)
Other comprehensive income (loss) before reclassifications | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |  |
Amounts reclassified from accumulated other comprehensive income (loss) | 0.0 | (3.5) | 0.0 | 0.0 | 0.0 | 0.0 |  |
Total other comprehensive income (loss), net of tax | 0.0 | (3.5) | 0.0 | 0.0 | 0.0 | 0.0 | (3.5) | 0.0
Ending balance | 0.0 | 0.0 | 3.5 | (4.0) | (4.0) | (4.0) | 0.0 | (4.0)
Derivative Instruments |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance | 2.5 | 4.2 | 6.2 | 4.6 | 1.8 | (4.5) | 6.2 | (4.5)
Other comprehensive income (loss) before reclassifications | 0.9 | 1.2 | (4.4) | 2.6 | 1.9 | 4.9 |  |
Amounts reclassified from accumulated other comprehensive income (loss) | (3.1) | (2.9) | 2.4 | (0.4) | 0.9 | 1.4 |  |
Total other comprehensive income (loss), net of tax | (2.2) | (1.7) | (2.0) | 2.2 | 2.8 | 6.3 | (5.9) | 11.3
Ending balance | 0.3 | 2.5 | 4.2 | 6.8 | 4.6 | 1.8 | 0.3 | 6.8
Foreign Currency Translation Adjustments |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance | (4.1) | (6.7) | (6.6) | (6.7) | (7.1) | (7.6) | (6.6) | (7.6)
Other comprehensive income (loss) before reclassifications | 1.2 | 2.6 | (0.1) | (1.3) | 0.4 | 0.5 |  |
Amounts reclassified from accumulated other comprehensive income (loss) | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |  |
Total other comprehensive income (loss), net of tax | 1.2 | 2.6 | (0.1) | (1.3) | 0.4 | 0.5 | 3.7 | (0.4)
Ending balance | $ (2.9) | $ (4.1) | $ (6.7) | $ (8.0) | $ (6.7) | $ (7.1) | $ (2.9) | $ (8.0)

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