CONSOLIDATED STATEMENTS OF CASH FLOWS $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)
Cash flows from operating activities:
Net increase (decrease) in net assets resulting from operations	$ 8,079	$ 58,183	$ 95,438	$ 152,900
Adjustments to reconcile net increase (decrease) in net assets resulting from operations to net cash provided by (used in) operating activities:
Net realized (gain) loss on investments			4,246	(719)
Net realized (gain) loss on foreign currency forward contracts			1,201	23
Net realized (gain) loss on foreign currency and other transactions	(7)	220	(1,236)	126
Net change in unrealized (gain) loss on investments			61,252	(15,224)
Net change in unrealized (gain) loss on foreign currency forward contracts	(138)	1,786	2,695	105
Net change in unrealized (gain) loss on foreign currency and other transactions	(1,131)	2,881	8,895	2,588
Payment-in-kind interest capitalized			(15,058)	(10,010)
Net accretion of discounts and amortization of premiums			(10,472)	(7,323)
Purchases of investments			(2,115,976)	(1,498,871)
Proceeds from principal payments and sale of investments and settlement of forward contracts			686,693	400,236
Amortization of debt issuance costs	2,156	2,508	7,298	6,733
Changes in operating assets and liabilities:
Interest and dividend receivable			(24,700)	(16,759)
Receivable for unsettled trades			(8,869)	0
Other assets			43	96
Interest payable			23,368	13,927
Payable for unsettled trades			(3,858)	(57,455)
Base management fees payable			4,503	4,102
Incentive fees payable			(944)	4,180
Accounts payable and accrued expenses			5,441	7,518
Directors’ fees payable			37	38
Net cash provided by (used in) operating activities			(1,280,003)	(1,013,789)
Cash flows from financing activities:
Borrowings on debt			2,828,232	2,147,431
Repayments of debt			(2,213,315)	(1,512,211)
Debt issuance costs capitalized			(11,244)	(13,052)
Proceeds from issuance of common stock			713,565	549,392
Repurchases of common stock			(60,861)	(50,370)
Stockholder distributions paid			(102,737)	(74,624)
Net cash provided by (used in) financing activities			1,153,640	1,046,566
Net increase (decrease) in cash and restricted cash and cash equivalents			(126,363)	32,777
Effect of foreign currency exchange rates			8	16
Cash and restricted cash and cash equivalents, beginning of period			254,024	77,755
Cash and restricted cash and cash equivalents, end of period	127,669	110,548	127,669	110,548
Supplemental disclosure of cash flow information:
Cash interest paid during the period			101,933	74,686
Cash paid for income taxes, including excise taxes, during the period			1,128	586
Supplemental disclosure of non-cash activities:
Stock issued in connection with dividend reinvestment plan	28,800	21,010	79,529	54,276
Non-cash purchases of investments			0	(2,100)
Reconciliation of cash and restricted cash
Cash and cash equivalents	41,532	20,357	41,532	20,357
Restricted cash and cash equivalents	86,137	90,191	86,137	90,191
Total cash and restricted cash and cash equivalents shown on the Consolidated Statements of Cash Flows	$ 127,669	$ 110,548	$ 127,669	$ 110,548