v3.25.2
Derivative Instruments
 9 Months Ended
Jun. 30, 2025
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Derivative Instruments Derivative Instruments
The Company enters into foreign currency forward contracts from time to time to help mitigate the impact that an adverse change in foreign exchange rates would have on the value of the Company’s investments denominated in foreign currencies. In order to better define its contractual rights and to secure rights that will help the Company mitigate its counterparty risk, the Company entered into an International Swaps and Derivatives Association, Inc. Master Agreement (the "ISDA Master Agreement") with its derivative counterparty, JPMorgan Chase Bank, N.A. The ISDA Master Agreement permits a single net payment in the event of a default or similar event. As of June 30, 2025, no cash collateral has been pledged to cover obligations and no cash collateral has been received from the counterparty with respect to the Company's forward currency contracts.
Certain information related to the Company’s foreign currency forward contracts is presented below as of June 30, 2025.
DescriptionNotional Amount to be PurchasedNotional Amount to be SoldMaturity DateGross Amount of Recognized AssetsGross Amount of Recognized LiabilitiesBalance Sheet Location of Net Amounts
Foreign currency forward contract$166,982 €145,846 9/11/2025$— $5,006 Derivative liability
Foreign currency forward contract$5,528 C$7,586 9/11/2025— 51 Derivative liability
Foreign currency forward contract$5,565 ¥789,671 9/11/202555 — Derivative liability
Foreign currency forward contract$46,221 £34,538 9/11/2025— 1,128 Derivative liability
$55 $6,185 
Certain information related to the Company’s foreign currency forward contracts is presented below as of September 30, 2024.
DescriptionNotional Amount to be PurchasedNotional Amount to be SoldMaturity DateGross Amount of Recognized AssetsGross Amount of Recognized LiabilitiesBalance Sheet Location of Net Amounts
Foreign currency forward contract$84,291 €76,394 11/7/2024$— $1,102 Derivative liability
Foreign currency forward contract$53,624 £42,021 11/7/2024— 2,739 Derivative liability
$— $3,841 
In connection with the issuance of the 2027 Notes, 2029 Notes and the 2030 Notes, the Company entered into interest rate swap agreements with the Royal Bank of Canada and BNP Paribas pursuant to ISDA Master Agreements. As of June 30, 2025 and September 30, 2024, the Company paid $15.6 million and $17.1 million, respectively, to cover collateral obligations under the terms of the interest swap agreements, which is included in due from broker on the Consolidated Statement of Assets and Liabilities.
Certain information related to the Company’s interest rate swaps is presented below as of June 30, 2025.
DescriptionNotional Amount Maturity DateGross Amount of Recognized AssetsGross Amount of Recognized LiabilitiesBalance Sheet Location of Net Amounts
Interest rate swap$350,000 1/15/2027$— $14,965 Derivative liability
Interest rate swap300,000 2/15/20294,293 — Derivative liability
Interest rate swap300,000 2/27/20307,910 — Derivative asset
$12,203 $14,965 
Certain information related to the Company’s interest rate swap is presented below as of September 30, 2024.
DescriptionNotional Amount Maturity DateGross Amount of Recognized AssetsGross Amount of Recognized LiabilitiesBalance Sheet Location of Net Amounts
Interest rate swap$350,000 1/15/2027$— $20,229 Derivative liability
Interest rate swap300,000 2/15/20297,227 — Derivative liability
$7,227 $20,229