Balance Sheet Components - Property, Plant and Equipment (Details) - USD ($) $ in Millions |
Oct. 29, 2022 |
Apr. 30, 2022 |
|---|---|---|
| Property Plant And Equipment [Line Items] | ||
| Total property, plant and equipment, gross | $ 516.1 | $ 521.5 |
| Less: accumulated depreciation | (326.5) | (324.5) |
| Property, plant and equipment, net | 189.6 | 197.0 |
| Land | ||
| Property Plant And Equipment [Line Items] | ||
| Total property, plant and equipment, gross | 2.9 | 3.3 |
| Buildings and Building Improvements | ||
| Property Plant And Equipment [Line Items] | ||
| Total property, plant and equipment, gross | 83.9 | 89.2 |
| Machinery and Equipment | ||
| Property Plant And Equipment [Line Items] | ||
| Total property, plant and equipment, gross | 397.0 | 407.5 |
| Construction In Progress | ||
| Property Plant And Equipment [Line Items] | ||
| Total property, plant and equipment, gross | $ 32.3 | $ 21.5 |