v3.25.2
ORGANIZATION (Details)
$ / shares in Units, $ in Billions
Dec. 11, 2024
Mar. 31, 2022
$ / shares
shares
Mar. 30, 2022
$ / shares
shares
Jun. 30, 2025
USD ($)
class
Schedule of Equity Method Investments [Line Items]        
Sale of stock | $       $ 2.5
Number of classes of common stock | class       3
Nuveen Churchill Private Credit Fund "NCPCF"        
Schedule of Equity Method Investments [Line Items]        
Limited liability interests (as a percent) 100.00%      
TIAA | Common Class I        
Schedule of Equity Method Investments [Line Items]        
Purchased and sold shares (in share) | shares   10,540,000 40  
Issuance price per share (in dollars per share) | $ / shares   $ 25.00 $ 25.00