Restructuring - Schedule of Restructuring Related Liabilities (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Sep. 30, 2024 |
Sep. 30, 2023 |
|
| Restructuring Reserve [Roll Forward] | ||
| Beginning Balance | $ 17.0 | $ 13.9 |
| Cash restructuring charges | 2.9 | 10.6 |
| Cash payments | (15.1) | (18.0) |
| Ending Balance | 4.8 | 6.5 |
| Severance and other personnel costs | ||
| Restructuring Reserve [Roll Forward] | ||
| Beginning Balance | 12.7 | 13.6 |
| Cash restructuring charges | (0.5) | 6.1 |
| Cash payments | (10.4) | (13.8) |
| Ending Balance | 1.8 | 5.9 |
| Exit and disposal costs and professional fees | ||
| Restructuring Reserve [Roll Forward] | ||
| Beginning Balance | 4.3 | 0.3 |
| Cash restructuring charges | 3.4 | 4.5 |
| Cash payments | (4.7) | (4.2) |
| Ending Balance | $ 3.1 | $ 0.6 |