Deferred Costs (Details) - USD ($) |
3 Months Ended | ||
|---|---|---|---|
Apr. 30, 2026 |
Apr. 30, 2025 |
Jan. 31, 2026 |
|
| Deferred Costs [Abstract] | |||
| Deferred costs | $ 28,686,000 | $ 29,961,000 | |
| Amortization of deferred costs | 5,000,000 | $ 4,000,000 | |
| Impairment losses recorded in relation to the costs capitalized | $ 0 | $ 0 | |
| X | ||||||||||
- Definition The amount of amortization of deferred charges applied against earnings during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of impairment loss for asset recognized from cost incurred to obtain or fulfill contract with customer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of deferred cost, excluding capitalized cost related to contract with customer; classified as noncurrent. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- References No definition available.
|