Class N Redeemable Common Stock - Schedule of Redeemable Common Stock (Details) - USD ($) $ in Thousands	12 Months Ended			24 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022
Class of Stock [Line Items]
Class N Redeemable Common Stock repurchased (in shares)	1,321,563	916,340	2,388,175
Class N Redeemable Common Stock repurchased	$ 40,676	$ 25,200
Class N Common Stock
Class of Stock [Line Items]
Class N Redeemable Common Stock repurchased (in shares)	0	149,615	2,388,175
Affiliated entity
Class of Stock [Line Items]
Class N Redeemable Common Stock issued	$ 651,742
Affiliated entity | Class N Common Stock
Class of Stock [Line Items]
Number of shares issued in transaction (in shares)	19,127,048
Massachusetts Mutual Life Insurance Company | Affiliated entity | Class N Common Stock
Class of Stock [Line Items]
Class N Redeemable Common Stock repurchased		$ 4,800	$ 70,000	$ 74,800
Massachusetts Mutual Life Insurance Company | Affiliated entity | Class N Common Stock | Initial Subscription Agreement
Class of Stock [Line Items]
Number of shares issued in transaction (in shares)	16,320,994	16,061,114	9,760,987
Class N Redeemable Common Stock issued	$ 481,299	$ 473,415	$ 271,526
Class N Redeemable Common Stock repurchased (in shares)	2,537,790		2,388,175	2,537,790
Class N Redeemable Common Stock repurchased	$ 74,795	$ 74,795	$ 70,000