| Schedule of Components of Accumulated Other Comprehensive Income |
Components of accumulated other comprehensive income were as follows: | | | | | | | | | | | | | June 30, | | September 30, | | (in thousands) | 2026 | | 2025 | | Pre-tax amounts: | | | | Unrealized pension actuarial gain on defined benefit pension plans | $ | 4,546 | | | $ | 3,336 | | Unrealized gain on available-for-sale debt security | — | | | 383 | | Foreign currency translation adjustment | 25,577 | | | 45,682 | | | $ | 30,123 | | | $ | 49,401 | | | After-tax amounts: | | | | Unrealized pension actuarial gain on defined benefit pension plans | $ | 5,404 | | | $ | 4,470 | | Unrealized gain on available-for-sale debt security | — | | | 296 | | Foreign currency translation adjustment | 24,829 | | | 40,198 | | | $ | 30,233 | | | $ | 44,964 | |
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| Schedule of Changes in Accumulated Other Comprehensive Income (Loss) |
The following is a summary of the changes in accumulated other comprehensive income (loss), net of tax, for the three and nine months ended June 30, 2026: | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, 2026 | | (in thousands) | Defined Benefit Pension Plan | | Unrealized Gain on Available-for-Sale Security | | Foreign Currency Translation Adjustment | | Total | | Balance at beginning of period | $ | 5,404 | | | $ | — | | | $ | 38,092 | | | $ | 43,496 | | | Activity during the period | | | | | | | | | Other comprehensive loss before reclassifications | — | | | — | | | (13,263) | | | (13,263) | | | | | | | | | | | Net current-period other comprehensive loss | — | | | — | | | (13,263) | | | (13,263) | | Balance at June 30, 2026 | $ | 5,404 | | | $ | — | | | $ | 24,829 | | | $ | 30,233 | |
| | | | | | | | | | | | | | | | | | | | | | | | | Nine Months Ended June 30, 2026 | | (in thousands) | Defined Benefit Pension Plan | | Unrealized Gain on Available-for-Sale Security | | Foreign Currency Translation Adjustment | | Total | | Balance at beginning of period | $ | 4,470 | | | $ | 296 | | | $ | 40,198 | | | $ | 44,964 | | | Activity during the period | | | | | | | | Other comprehensive loss before reclassifications | — | | | — | | | (15,369) | | | (15,369) | | | Amounts reclassified from accumulated other comprehensive income (loss) | 934 | | | (296) | | | — | | | 638 | | | Net current-period other comprehensive income (loss) | 934 | | | (296) | | | (15,369) | | | (14,731) | | Balance at June 30, 2026 | $ | 5,404 | | | $ | — | | | $ | 24,829 | | | $ | 30,233 | |
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