Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Operating activities:
Net increase (decrease) in net assets resulting from operations	$ 52,934	$ 6,544
Adjustments to reconcile net increase (decrease) in net assets resulting from operations to net cash used in operating activities:
Net unrealized (appreciation) depreciation	(16,919)	2,842
Net realized (gains) losses	(453)	660
PIK interest income	(621)	(527)
Accretion of original issue discount on investments	(4,944)	(1,391)
Accretion of original issue discount on unsecured notes payable	45	0
Amortization of deferred financing costs	933	199
Amortization of deferred offering costs	222	848
Deferred taxes	0	(4)
Purchases of investments	(988,824)	(273,488)
Proceeds from the sales and repayments of investments	86,390	39,501
Changes in operating assets and liabilities:
(Increase) decrease in due from affiliates	861	(852)
(Increase) decrease in interest receivable	(8,706)	(741)
(Increase) decrease in receivables from unsettled transactions	(19,371)	(7,096)
(Increase) decrease in due from broker	(2,360)	0
(Increase) decrease in other assets	156	184
Increase (decrease) in accounts payable, accrued expenses and other liabilities	(361)	179
Increase (decrease) in base management fee and incentive fees payable	2,720	994
Increase (decrease) in due to affiliates	(6,093)	632
Increase (decrease) in interest payable	5,648	374
Increase (decrease) in payables from unsettled transactions	(51,494)	(6,334)
Net cash used in operating activities	(950,237)	(237,476)
Financing activities:
Distributions paid in cash	(31,504)	(8,368)
Borrowings under credit facilities	125,000	175,000
Repayments of borrowings under credit facilities	0	(80,000)
Issuance of unsecured notes	348,236	0
Proceeds from issuance of common shares	468,787	129,707
Deferred financing costs paid	(4,248)	(215)
Deferred offering costs paid	(175)	(50)
Share repurchases paid	(5,336)	0
Net cash provided by financing activities	900,760	216,074
Effect of exchange rate changes on foreign currency	(342)	(743)
Net increase (decrease) in cash and cash equivalents and restricted cash	(49,819)	(22,145)
Cash and cash equivalents and restricted cash, beginning of period	151,136	58,443
Cash and cash equivalents and restricted cash, end of period	101,317	36,298
Supplemental information:
Cash paid for interest	11,113	2,233
Non-cash financing activities:
Deferred financing costs incurred	939	0
Deferred offering costs incurred	84	293
Distribution payable	15,750	4,810
Reinvestment of dividends during the period	11,647	1,832
Shares repurchases accrued but not yet paid	10,526	0
Reconciliation to the Statement of Assets and Liabilities
Cash and cash equivalents	93,049
Restricted cash	8,268
Total cash and cash equivalents and restricted cash	$ 101,317	$ 36,298