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v3.25.3

DERIVATIVES AND HEDGING ACTIVITIES - Narrative (Details) € in Thousands, $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($) | Sep. 30, 2025 EUR (€) | Sep. 30, 2024 EUR (€)
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Derivative settlement | $ 37,092 | $ 0 | $ 0 |  |
Designated as Hedging Instrument |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Unrealized gain expected to be recognized over the next 12 months | 115 |  |  |  |
Net Investment Hedging | Designated as Hedging Instrument |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Derivative, notional amount | 126,392 | 146,392 |  |  |
Interest Rate Swaps | Cash Flow Hedging | Designated as Hedging Instrument |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Unrealized loss on fair value of interest rate swaps, before tax | 2,338 | 2,606 |  |  |
Unrealized loss on fair value of interest rate swaps, after tax | 1,752 | 1,948 |  |  |
Derivative, notional amount | 225,000 | 175,000 |  |  |
LIBOR-Based Swap | Cash Flow Hedging | Designated as Hedging Instrument |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Unrecognized gain on derivative | 1,605 | 3,848 |  |  |
Unrecognized gain on derivative, after tax | 1,199 | 2,874 |  |  |
Cross-Currency Swaps |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Advance payments received from counterparties | 40,186 | 58,432 |  |  |
Cross-Currency Swaps | Net Investment Hedging |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Derivative settlement | 37,092 |  |  |  |
Cross-Currency Swaps | Net Investment Hedging | Designated as Hedging Instrument |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Unrealized losses, net of tax | $ 4,652 | 2,156 |  |  |
Cross-Currency Swaps | Net Investment Hedging | Designated as Hedging Instrument | Other current liabilities |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Derivative liability, current |  | 17,416 |  |  |
Cross-Currency Swaps | Net Investment Hedging | Designated as Hedging Instrument | Other non-current liabilities |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Derivative liability, current |  | 41,016 |  |  |
Foreign Exchange Contract | Foreign Line of Credit |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Derivative, notional amount |  | 33,485 |  | € 0 | € 30,000
Foreign Exchange Contract | Net Investment Hedging | Designated as Hedging Instrument |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Currency losses, income tax |  | 3,820 |  |  |
Unrealized losses, net of tax |  | $ 1,113 |  |  |

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- Definition Amount of after tax unrealized gain (loss) related to the increase or decrease in fair value of interest rate derivatives designated as cash flow hedging instruments, which was recorded in accumulated other comprehensive income to the extent that the cash flow hedge was determined to be effective. + References No definition available. + Details
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- Definition The cash outflow for a financial contract that meets the hedge criteria as either cash flow hedge, fair value hedge or hedge of net investment in foreign operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 45 -Paragraph 15 -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-15 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 27 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-27 + Details
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