Derivative Instruments - Schedule of Foreign Currency Forward Contracts (Details) € in Thousands, ₦ in Thousands, ¥ in Thousands, £ in Thousands, kr in Thousands, kr in Thousands, $ in Thousands, $ in Thousands, $ in Thousands	Jun. 30, 2026 USD ($)	Jun. 30, 2026 AUD ($)	Jun. 30, 2026 CAD ($)	Jun. 30, 2026 EUR (€)	Jun. 30, 2026 NOK (kr)	Jun. 30, 2026 GBP (£)	Jun. 30, 2026 CNY (¥)	Jun. 30, 2026 DKK (kr)	Sep. 30, 2025 USD ($)	Sep. 30, 2025 AUD ($)	Sep. 30, 2025 CAD ($)	Sep. 30, 2025 EUR (€)	Sep. 30, 2025 NOK (kr)	Sep. 30, 2025 GBP (£)	Sep. 30, 2025 CNY (¥)	Sep. 30, 2025 DKK (kr)	Sep. 30, 2025 NGN (₦)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets	$ 18,216								$ 24,182
Gross Amount of Recognized Liabilities	4,577								0
Foreign currency forward contract
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets	17,807								4,801
Fair Value	17,665								4,711
Gross Amount of Recognized Liabilities	142								90
Open Forward Foreign Currency Contract, Identifier [Axis]: AUD Foreign Currency Forward Contract, Maturing March 12, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									5,807
Notional Amount to be Sold										$ 8,803
Fair Value									(35)
Open Forward Foreign Currency Contract, Identifier [Axis]: CAD Foreign Currency Forward Contract, Maturing March 12, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									15,362
Notional Amount to be Sold											$ 21,051
Fair Value									124
Open Forward Foreign Currency Contract, Identifier [Axis]: CNY Foreign Currency Forward Contract, ING Capital LLC, Maturing March 12, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									15,567
Notional Amount to be Sold | ¥															¥ 2,257,924
Fair Value									38
Open Forward Foreign Currency Contract, Identifier [Axis]: DKK Foreign Currency Forward Contract, ING Capital, LLC, Maturing December 11, 2025
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									38,208
Notional Amount to be Sold | kr																kr 354,368
Fair Value									360
Open Forward Foreign Currency Contract, Identifier [Axis]: DKK/USD Foreign Currency Forward Contract, Royal Bank of Canada, Maturing September 10, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased | kr								kr 1,124
Notional Amount to be Sold	116
Gross Amount of Recognized Assets	0
Fair Value	0
Gross Amount of Recognized Liabilities	0
Open Forward Foreign Currency Contract, Identifier [Axis]: EUR Foreign Currency Forward Contract, Wells Fargo Securities, Maturing March 12, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									514,722
Notional Amount to be Sold | €												€ 433,136
Fair Value									1,318
Open Forward Foreign Currency Contract, Identifier [Axis]: EUR/USD Foreign Currency Forward Contract, ING Capital LLC, Maturing September 10, 2026 (1)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Fair Value	10
Gross Amount of Recognized Liabilities	10
Open Forward Foreign Currency Contract, Identifier [Axis]: EUR/USD Foreign Currency Forward Contract, ING Capital LLC, Maturing September 10, 2026 (2)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased | €				€ 28,756
Notional Amount to be Sold	32,950
Gross Amount of Recognized Assets	25
Fair Value	25
Gross Amount of Recognized Liabilities
Open Forward Foreign Currency Contract, Identifier [Axis]: EUR/USD Foreign Currency Forward Contract, ING Capital LLC, Maturing September 10, 2026 (3)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased | €				2,622
Notional Amount to be Sold	3,017
Gross Amount of Recognized Assets	0
Fair Value	0
Gross Amount of Recognized Liabilities	10
Open Forward Foreign Currency Contract, Identifier [Axis]: GBP Foreign Currency Forward Contract, Maturing December 11, 2025
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									37,756
Notional Amount to be Sold | £														£ 27,817
Fair Value									303
Open Forward Foreign Currency Contract, Identifier [Axis]: GBP Foreign Currency Forward Contract, Maturing December 11, 2025, Wells Fargo
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									391,119
Notional Amount to be Sold | £														288,518
Fair Value									2,658
Open Forward Foreign Currency Contract, Identifier [Axis]: NKR/USD Foreign Currency Forward Contract, ING Capital LLC, Maturing September 10, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased | kr					kr 4,230
Notional Amount to be Sold	434
Gross Amount of Recognized Assets	0
Fair Value	(7)
Gross Amount of Recognized Liabilities	7
Open Forward Foreign Currency Contract, Identifier [Axis]: NOK Foreign Currency Forward Contract, ING Capital LLC, Maturing March 12, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									25,380
Notional Amount to be Sold | kr													kr 253,837
Fair Value									(55)
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/AUD Foreign Currency Forward Contract, Maturing March 12, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									5,807
Notional Amount to be Sold										$ 8,803
Gross Amount of Recognized Assets									0
Gross Amount of Recognized Liabilities									35
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/AUS Foreign Currency Forward Contract, BNP Paribas, Maturing September 10, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased	6,057
Notional Amount to be Sold		$ 8,498
Gross Amount of Recognized Assets	177
Fair Value	177
Gross Amount of Recognized Liabilities	0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/CAD Foreign Currency Forward Contract, ING Capital LLC, Maturing September 10, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased	15,263
Notional Amount to be Sold			$ 21,113
Gross Amount of Recognized Assets	334
Fair Value	334
Gross Amount of Recognized Liabilities	0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/CAD Foreign Currency Forward Contract, Maturing December 11, 2025
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									37,756
Notional Amount to be Sold											$ 27,817
Gross Amount of Recognized Assets									303
Gross Amount of Recognized Liabilities									0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/CNY Foreign Currency Forward Contract, ING Capital LLC, Maturing September 10, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased	14,285
Notional Amount to be Sold | ¥							¥ 2,267,557
Gross Amount of Recognized Assets	252
Fair Value	252
Gross Amount of Recognized Liabilities	0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/CNY Foreign Currency Forward Contract, Maturing December 11, 2025
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									38,208
Notional Amount to be Sold | ¥															354,368
Gross Amount of Recognized Assets									360
Gross Amount of Recognized Liabilities									0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/CNY Foreign Currency Forward Contract, Maturing March 12, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									15,362
Notional Amount to be Sold | ¥															¥ 21,051
Gross Amount of Recognized Assets									124
Gross Amount of Recognized Liabilities									0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/DKK Foreign Currency Forward Contract, ING Capital LLC, Maturing September 10, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased	37,939
Notional Amount to be Sold | kr								kr 352,852
Gross Amount of Recognized Assets	1,335
Fair Value	1,335
Gross Amount of Recognized Liabilities	0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/DKK Foreign Currency Forward Contract, Maturing December 11, 2025
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									391,119
Notional Amount to be Sold | kr																kr 288,518
Gross Amount of Recognized Assets									2,658
Gross Amount of Recognized Liabilities									0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/EUR Foreign Currency Forward Contract, BNP Paribas, Maturing September 10, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased	233,442
Notional Amount to be Sold | €				200,000
Gross Amount of Recognized Assets	4,097
Fair Value	4,097
Gross Amount of Recognized Liabilities	0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/EUR Foreign Currency Forward Contract, ING Capital LL, Maturing September 10, 2026 (1)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased	233,406
Notional Amount to be Sold | €				200,000
Gross Amount of Recognized Assets	4,061
Fair Value	4,061
Gross Amount of Recognized Liabilities	0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/EUR Foreign Currency Forward Contract, ING Capital LL, Maturing September 10, 2026 (2)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased	145
Notional Amount to be Sold | €				125
Gross Amount of Recognized Assets	2
Fair Value	2
Gross Amount of Recognized Liabilities	0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/EUR Foreign Currency Forward Contract, Maturing March 12, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									15,567
Notional Amount to be Sold | €												€ 2,257,924
Gross Amount of Recognized Assets									38
Gross Amount of Recognized Liabilities									0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/EUR Foreign Currency Forward Contract, Royal Bank of Canada, Maturing September 10, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased	77,815
Notional Amount to be Sold | €				€ 66,670
Gross Amount of Recognized Assets	1,363
Fair Value	1,363
Gross Amount of Recognized Liabilities	0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/GBP Foreign Currency Forward Contract, ING Capital LLC, Maturing September 10, 2026 (1)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased	359,310
Notional Amount to be Sold | £						£ 267,268
Gross Amount of Recognized Assets	4,581
Fair Value	4,581
Gross Amount of Recognized Liabilities	0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/GBP Foreign Currency Forward Contract, ING Capital LLC, Maturing September 10, 2026 (2)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased	14,444
Notional Amount to be Sold | £						£ 10,977
Gross Amount of Recognized Assets	0
Fair Value	(125)
Gross Amount of Recognized Liabilities	125
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/GBP Foreign Currency Forward Contract, Maturing March 12, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									25,380
Notional Amount to be Sold | £														£ 253,837
Gross Amount of Recognized Assets									0
Gross Amount of Recognized Liabilities									55
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/NKR Foreign Currency Forward Contract, ING Capital LLC, Maturing September 10, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased	27,597
Notional Amount to be Sold | kr					kr 257,702
Gross Amount of Recognized Assets	1,580
Fair Value	1,580
Gross Amount of Recognized Liabilities	$ 0
Open Forward Foreign Currency Contract, Identifier [Axis]: USD/NOK Foreign Currency Forward Contract, Maturing March 12, 2026
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount to be Purchased									514,722
Notional Amount to be Sold | ₦																	₦ 433,136
Gross Amount of Recognized Assets									1,318
Gross Amount of Recognized Liabilities									$ 0