Benefit Plans (Benefit Plan Information) (Details) - USD ($) $ in Thousands |
Feb. 28, 2026 |
Feb. 28, 2025 |
|---|---|---|
| Defined Benefit Plan Disclosure [Line Items] | ||
| Plan assets | $ 209,763 | $ 206,384 |
| Projected benefit obligation | 218,244 | 215,425 |
| Funded status recognized | (8,481) | (9,041) |
| Current liability | (656) | (655) |
| Noncurrent liability | (7,825) | (8,386) |
| Net amount recognized | (8,481) | (9,041) |
| Pension Plan | ||
| Defined Benefit Plan Disclosure [Line Items] | ||
| Plan assets | 209,763 | 206,384 |
| Projected benefit obligation | 209,823 | 206,860 |
| Funded status recognized | (60) | (476) |
| Current liability | 0 | 0 |
| Noncurrent liability | (60) | (476) |
| Net amount recognized | (60) | (476) |
| Restoration Plan | ||
| Defined Benefit Plan Disclosure [Line Items] | ||
| Plan assets | 0 | 0 |
| Projected benefit obligation | 8,421 | 8,565 |
| Funded status recognized | (8,421) | (8,565) |
| Current liability | (656) | (655) |
| Noncurrent liability | (7,765) | (7,910) |
| Net amount recognized | $ (8,421) | $ (8,565) |
| X | ||||||||||
- Definition Amount of asset (liability), recognized in statement of financial position, for defined benefit pension and other postretirement plans. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of funded (unfunded) status of defined benefit plan, measured as difference between fair value of plan assets and benefit obligation. Includes, but is not limited to, overfunded (underfunded) status. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans, classified as current. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans, classified as noncurrent. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|