Note 6 - Derivative Financial Instruments - Change in Accumulated Other Comprehensive Income (Loss), Net of Tax (Details) - USD ($) $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
|||
| Balance | $ 127,475 | $ 115,432 | ||
| Net current period other comprehensive income | 0 | 317 | ||
| Balance | 132,425 | 127,475 | ||
| Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] | ||||
| Balance | $ 0 | (317) | ||
| Other comprehensive loss, net of income, before reclassification | 0 | |||
| Total loss reclassified from AOCI (1) | [1] | 317 | ||
| Net current period other comprehensive income | 317 | |||
| Balance | $ 0 | |||
| ||||
| X | ||||||||||
- Definition Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount after tax of other comprehensive income (loss) attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount after tax of reclassification adjustments of other comprehensive income (loss) attributable to parent. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
|