Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Cash Flows from Operating Activities
Net Increase (Decrease) in Net Assets Resulting from Operations	$ 69,681	$ 52,484	$ 201,501	$ 129,240
Adjustments to reconcile net increase (decrease) in net assets resulting from operations to net cash used in operating activities:
Purchases of investments, net			(1,573,138)	(988,275)
Proceeds from investments and investment repayments, net			381,909	122,048
Net amortization/accretion of premium/discount on investments			(26,382)	(8,319)
Net change in unrealized (gain) loss on investments			(1,105)	(10,734)
Net change in unrealized gain (loss) on interest rate swap attributed to unsecured notes			21,423	0
Net change in unrealized (gains) losses on translation of assets and liabilities in foreign currencies			804	(218)
Net realized (gain) loss on investments	(4,726)	(968)	(5,809)	(966)
Paid-in-kind interest and dividends			(44,466)	(34,053)
Amortization of debt issuance costs	2,584	1,457	6,491	4,168
Amortization of offering costs			0	97
Changes in operating assets and liabilities:
(Increase) decrease in interest receivable			(20,104)	(8,717)
(Increase) decrease in dividend income receivable			7,084	(9,413)
(Increase) decrease in investments funded in advance			0	0
(Increase) decrease in receivable for investments sold			(7,354)	0
(Increase) decrease in prepaid expenses and other assets			(83,619)	368
Increase (decrease) in management fee payable			1,789	2,448
Increase (decrease) in incentive fee payable			2,675	2,293
Increase (decrease) in payables to affiliates			1,932	(227)
Increase (decrease) in payable for investments purchased			0	(27,731)
Increase (decrease) in accrued expenses and other liabilities			29,005	3,890
Net cash used in operating activities			(1,107,364)	(824,101)
Cash Flows from Financing Activities
Borrowings on debt			3,408,911	1,624,482
Payments on debt			(2,952,500)	(1,200,497)
Debt issuance costs			(26,965)	(3,933)
Proceeds from issuance of common shares (net of change in subscriptions receivable)			868,726	499,453
Offering costs paid			0	(81)
Distributions paid			(120,428)	(54,583)
Net cash provided by financing activities			1,177,744	864,841
Net increase in cash			70,380	40,740
Cash, beginning of period				28,065	$ 28,065
Cash, end of period	135,279	68,805	135,279	68,805
Supplemental and Non-Cash Information
Interest paid during the period			109,643	83,685
Distributions declared during the period			151,832	83,067
Reinvestment of distributions during the period			16,678	7,881
Distributions Payable	$ 49,910	$ 34,130	49,910	34,130	$ 35,184
Taxes, including excise tax, paid during the period			$ 515	$ 0