Equity Incentive Plan - PSU activity (Details) - PSU - USD ($) $ / shares in Units, shares in Thousands, $ in Millions |
9 Months Ended | 12 Months Ended |
|---|---|---|
Feb. 28, 2026 |
May 31, 2025 |
|
| Number of shares | ||
| Beginning shares | 3,500 | |
| Ending shares | 3,500 | 3,500 |
| Weighted average grant date fair value | ||
| Beginning | $ 0.41 | |
| Ending | $ 0.41 | $ 0.41 |
| Weighted average remaining contractual life in years | 1 year | 1 year 9 months |
| Performance target level percentage for non-vested equity-based payment instruments | 100.00% | |
| Unrecognized compensation expense | $ 1.4 | |
| Expected to be recognized over weighted-average period | 1 year | |
| Maximum | ||
| Weighted average grant date fair value | ||
| Performance target level percentage for non-vested equity-based payment instruments | 100.00% | |
| Minimum | ||
| Weighted average grant date fair value | ||
| Performance target level percentage for non-vested equity-based payment instruments | 0.00% |
| X | ||||||||||
- Definition Performance target level percentage for non-vested equity-based payment instruments. No definition available.
|
| X | ||||||||||
- Definition Amount of cost not yet recognized for nonvested award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
|
| X | ||||||||||
- Definition Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|