Consolidated Statements of Assets and Liabilities (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Investments at cost	$ 919,367	$ 895,257
Class I Shares
Shares authorized (in shares)	7,702	131,691
Shares issued (in shares)	7,702	131,691
Shares outstanding (in shares)	7,702	131,691
Class U Shares
Shares authorized (in shares)	37,019,137	28,088,229
Shares issued (in shares)	37,019,137	28,088,229
Shares outstanding (in shares)	37,019,137	28,088,229
Class R-D Shares
Shares authorized (in shares)	468,875	353,076
Shares issued (in shares)	468,875	353,076
Shares outstanding (in shares)	468,875	353,076
Class R Shares
Shares authorized (in shares)	22,897,848	16,671,146
Shares issued (in shares)	22,897,848	16,671,146
Shares outstanding (in shares)	22,897,848	16,671,146
Class D Shares
Shares authorized (in shares)	384	380
Shares issued (in shares)	384	380
Shares outstanding (in shares)	384	380
Class R-S Shares
Shares authorized (in shares)	27,062
Shares issued (in shares)	27,062
Shares outstanding (in shares)	27,062
Class E Shares
Shares authorized (in shares)	40	40
Shares issued (in shares)	40	40
Shares outstanding (in shares)	40	40
Class F Shares
Shares authorized (in shares)	51,217	49,830
Shares issued (in shares)	51,217	49,830
Shares outstanding (in shares)	51,217	49,830
Class G Shares
Shares authorized (in shares)	40	40
Shares issued (in shares)	40	40
Shares outstanding (in shares)	40	40
Class H Shares
Shares authorized (in shares)	40	40
Shares issued (in shares)	40	40
Shares outstanding (in shares)	40	40