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v3.23.2

Stock-based compensation and stockholders' equity - Changes in Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Mar. 31, 2023 | Jun. 30, 2022 | Mar. 31, 2022 | Jun. 30, 2023 | Jun. 30, 2022
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |
Beginning balance | $ 1,202.6 | $ 1,383.0 | $ 1,575.3 | $ 1,619.0 | $ 1,383.0 | $ 1,619.0
Other comprehensive income (loss) before reclassifications | 3.8 | (4.5) | 2.3 | 5.4 |  |
Amounts reclassified from accumulated other comprehensive income (loss) | (6.4) | 2.4 | 0.9 | 1.4 |  |
Total other comprehensive income (loss), net of tax | (2.6) | (2.1) | 3.2 | 6.8 | (4.7) | 10.0
Ending balance | 956.3 | 1,202.6 | 1,513.2 | 1,575.3 | 956.3 | 1,513.2
Total |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |
Beginning balance | 1.0 | 3.1 | (9.3) | (16.1) | 3.1 | (16.1)
Total other comprehensive income (loss), net of tax | (2.6) | (2.1) | 3.2 | 6.8 |  |
Ending balance | (1.6) | 1.0 | (6.1) | (9.3) | (1.6) | (6.1)
Defined Benefit Pension Plan |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |
Beginning balance | 3.5 | 3.5 | (4.0) | (4.0) | 3.5 | (4.0)
Other comprehensive income (loss) before reclassifications | 0.0 | 0.0 | 0.0 | 0.0 |  |
Amounts reclassified from accumulated other comprehensive income (loss) | (3.5) | 0.0 | 0.0 | 0.0 |  |
Total other comprehensive income (loss), net of tax | (3.5) | 0.0 | 0.0 | 0.0 | (3.5) | 0.0
Ending balance | 0.0 | 3.5 | (4.0) | (4.0) | 0.0 | (4.0)
Derivative Instruments |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |
Beginning balance | 4.2 | 6.2 | 1.8 | (4.5) | 6.2 | (4.5)
Other comprehensive income (loss) before reclassifications | 1.2 | (4.4) | 1.9 | 4.9 |  |
Amounts reclassified from accumulated other comprehensive income (loss) | (2.9) | 2.4 | 0.9 | 1.4 |  |
Total other comprehensive income (loss), net of tax | (1.7) | (2.0) | 2.8 | 6.3 | (3.7) | 9.1
Ending balance | 2.5 | 4.2 | 4.6 | 1.8 | 2.5 | 4.6
Foreign Currency Translation Adjustments |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |
Beginning balance | (6.7) | (6.6) | (7.1) | (7.6) | (6.6) | (7.6)
Other comprehensive income (loss) before reclassifications | 2.6 | (0.1) | 0.4 | 0.5 |  |
Amounts reclassified from accumulated other comprehensive income (loss) | 0.0 | 0.0 | 0.0 | 0.0 |  |
Total other comprehensive income (loss), net of tax | 2.6 | (0.1) | 0.4 | 0.5 | 2.5 | 0.9
Ending balance | $ (4.1) | $ (6.7) | $ (6.7) | $ (7.1) | $ (4.1) | $ (6.7)

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