SHAREHOLDERS' EQUITY (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Changes in shareholder's equity | ||||
| Beginning balance | $ 1,540,871 | |||
| Net Income (Loss) | $ 34,733 | $ 31,033 | 63,424 | $ 54,506 |
| Ending balance | 1,585,420 | 1,277,328 | 1,585,420 | 1,277,328 |
| Common stock | ||||
| Changes in shareholder's equity | ||||
| Beginning balance | 309 | 309 | 309 | 308 |
| Stock plans | 1 | 1 | 1 | |
| Ending balance | 310 | 309 | 310 | 309 |
| Additional paid-in-capital | ||||
| Changes in shareholder's equity | ||||
| Beginning balance | 308,929 | 308,143 | 316,194 | 311,942 |
| Stock plans | 3,375 | 3,295 | (3,890) | (504) |
| Ending balance | 312,304 | 311,438 | 312,304 | 311,438 |
| Retained earnings | ||||
| Changes in shareholder's equity | ||||
| Beginning balance | 1,400,530 | 1,104,359 | 1,373,911 | 1,082,950 |
| Net Income (Loss) | 34,733 | 31,033 | 63,424 | 54,506 |
| Dividends paid | (2,071) | (2,066) | (4,143) | (4,130) |
| Ending balance | 1,433,192 | 1,133,326 | 1,433,192 | 1,133,326 |
| Accumulated other comprehensive income (loss) | ||||
| Changes in shareholder's equity | ||||
| Beginning balance | (1,829) | (28,803) | (2,468) | (10,775) |
| Foreign currency translation | (11,482) | 8,133 | (10,843) | (9,895) |
| Ending balance | (13,311) | (20,670) | (13,311) | (20,670) |
| Treasury stock | ||||
| Changes in shareholder's equity | ||||
| Beginning balance | (147,075) | (147,075) | (147,075) | (147,075) |
| Ending balance | $ (147,075) | $ (147,075) | $ (147,075) | $ (147,075) |
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- Definition Amount of paid and unpaid cash dividends declared for classes of stock, for example, but not limited to, common and preferred. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- 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.
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Value, after forfeiture, of shares granted under share-based payment arrangement. Excludes employee stock ownership plan (ESOP). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- 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
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