Income Taxes - Narrative (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
May 31, 2026 |
May 31, 2025 |
May 31, 2024 |
|
| Valuation Allowance [Line Items] | |||
| Cash paid for income taxes, net of refunds received | $ 241,000 | $ 0 | $ 0 |
| Deferred tax liabilities | 0 | 0 | |
| Valuation allowance | (176,210,000) | (65,856,000) | |
| Tax net operating losses | 1,000,000,000.0 | $ 399,600,000 | |
| Operating loss carryforwards, not subject to expiration | 440,700,000 | ||
| Increase in valuation allowance | 110,400,000 | ||
| Discontinued Operations | |||
| Valuation Allowance [Line Items] | |||
| Deferred tax assets | 63,100,000 | ||
| Deferred tax liabilities | 1,500,000 | ||
| Valuation allowance | (61,600,000) | ||
| Current Year Activity | |||
| Valuation Allowance [Line Items] | |||
| Increase in valuation allowance | 8,600,000 | ||
| Equity Related Purchase Accounting | |||
| Valuation Allowance [Line Items] | |||
| Increase in valuation allowance | $ 101,800,000 | ||