v3.26.1
Financing Arrangements - Schedule of Outstanding Financing Arrangements (Details)
€ in Millions, £ in Millions, $ in Millions
 6 Months Ended 12 Months Ended
Jun. 29, 2026
Jun. 30, 2026
USD ($)
Dec. 31, 2025
USD ($)
Jun. 30, 2026
EUR (€)
Jun. 30, 2026
GBP (£)
Jun. 30, 2026
AUD ($)
Jun. 08, 2026
Dec. 31, 2025
EUR (€)
Dec. 31, 2025
GBP (£)
Dec. 31, 2025
AUD ($)
Sep. 25, 2025
Jun. 30, 2025
USD ($)
Dec. 27, 2024
Jun. 06, 2024
Debt Instrument [Line Items]                            
Long term outstanding   $ 6,641,000,000 $ 7,620,000,000                 $ 8,022,000,000    
Convertible Preferred Stock   150,000,000 0                      
Total   6,641,000,000                        
Amount Available   3,052,000,000 3,268,000,000                      
Gross Amount of Recognized Assets   $ 1,000,000 0                      
KKR Alternative Assets L.P.                            
Debt Instrument [Line Items]                            
Percent of liquidation preference per share payable in cash 5.00%                          
Percent of liquidation preference per share payable in shares 7.00%                          
Dividend rate annual increase 1.00%                          
Anniversary of issuance date that dividend rate will increase 5 years 6 months 5 years 6 months                        
Convertible Preferred Stock                            
Debt Instrument [Line Items]                            
Convertible Preferred Stock   $ 150,000,000                        
Dividend rate   5.00%                        
Percent of liquidation preference per share payable in cash   5.00%   5.00% 5.00% 5.00%                
Percent of liquidation preference per share payable in shares   7.00%   7.00% 7.00% 7.00%                
Dividend rate annual increase   1.00%   1.00% 1.00% 1.00%                
Interest Rate Swap                            
Debt Instrument [Line Items]                            
Gross Amount of Recognized Assets   $ 30,000,000                        
3.400% Notes due 2026 | Unsecured Notes                            
Debt Instrument [Line Items]                            
Long term outstanding     $ 1,000,000,000                      
Stated interest rate (as percent)   3.40% 3.40% 3.40% 3.40% 3.40%   3.40% 3.40% 3.40%   3.40%    
Fair value     $ 1,000,000,000                      
2.625% Notes due 2027 | Unsecured Notes                            
Debt Instrument [Line Items]                            
Long term outstanding   $ 400,000,000 $ 400,000,000                      
Stated interest rate (as percent)   2.63% 2.63% 2.63% 2.63% 2.63%   2.63% 2.63% 2.63%   2.625%    
Amount Available   $ 0                        
Fair value   393,000,000 $ 389,000,000                      
3.250% Notes due 2027 | Unsecured Notes                            
Debt Instrument [Line Items]                            
Long term outstanding   $ 500,000,000 $ 500,000,000                      
Stated interest rate (as percent)   3.25% 3.25% 3.25% 3.25% 3.25%   3.25% 3.25% 3.25%   3.25%    
Amount Available   $ 0                        
Fair value   487,000,000 $ 483,000,000                      
3.125% Notes due 2028 | Unsecured Notes                            
Debt Instrument [Line Items]                            
Long term outstanding   $ 750,000,000 $ 750,000,000                      
Stated interest rate (as percent)   3.13% 3.13% 3.13% 3.13% 3.13%   3.13% 3.13% 3.13%   3.125%    
Amount Available   $ 0                        
Fair value   706,000,000 $ 692,000,000                      
7.875% Notes due 2029 | Unsecured Notes                            
Debt Instrument [Line Items]                            
Long term outstanding   $ 400,000,000 $ 400,000,000                      
Stated interest rate (as percent)   7.88% 7.88% 7.88% 7.88% 7.88%   7.88% 7.88% 7.88%   7.875%    
Amount Available   $ 0                        
Fair value   411,000,000 $ 414,000,000                      
6.875% Notes due 2029 | Unsecured Notes                            
Debt Instrument [Line Items]                            
Long term outstanding   $ 600,000,000 $ 600,000,000                      
Stated interest rate (as percent)   6.88% 6.88% 6.88% 6.88% 6.88%   6.88% 6.88% 6.88%   6.875%   6.875%
Amount Available   $ 0                        
Fair value   $ 612,000,000 $ 624,000,000                      
6.875% Notes due 2029 | Unsecured Notes | Interest Rate Swap                            
Debt Instrument [Line Items]                            
Stated interest rate (as percent)   6.875%   6.875% 6.875% 6.875%               6.875%
Gross Amount of Recognized Assets   $ 12,000,000 24,000,000                      
6.125% Notes due 2030 | Unsecured Notes                            
Debt Instrument [Line Items]                            
Long term outstanding   $ 700,000,000 $ 700,000,000                      
Stated interest rate (as percent)   6.13% 6.13% 6.13% 6.13% 6.13%   6.13% 6.13% 6.13%   6.125% 6.125%  
Amount Available   $ 0                        
Fair value   $ 718,000,000 $ 732,000,000                      
6.125% Notes due 2030 | Unsecured Notes | Interest Rate Swap                            
Debt Instrument [Line Items]                            
Stated interest rate (as percent)   6.125%   6.125% 6.125% 6.125%             6.125%  
Gross Amount of Recognized Assets   $ 18,000,000 32,000,000                      
6.125% Notes due 2031 | Unsecured Notes                            
Debt Instrument [Line Items]                            
Long term outstanding   $ 400,000,000 $ 400,000,000                      
Stated interest rate (as percent)   6.13% 6.13% 6.13% 6.13% 6.13%   6.13% 6.13% 6.13% 6.125% 6.125%    
Amount Available   $ 0                        
Fair value   $ 400,000,000 $ 403,000,000                      
6.125% Notes due 2031 | Unsecured Notes | Interest Rate Swap                            
Debt Instrument [Line Items]                            
Stated interest rate (as percent)   6.125%   6.125% 6.125% 6.125%         6.125%      
Gross Amount of Recognized Assets   $ 0 3,000,000                      
7.500% Notes due 2031 | Unsecured Notes                            
Debt Instrument [Line Items]                            
Long term outstanding   $ 900,000,000                        
Stated interest rate (as percent)   7.50%   7.50% 7.50% 7.50% 7.50%         7.50%    
Amount Available   $ 0                        
Fair value   $ 900,000,000                        
7.500% Notes due 2031 | Unsecured Notes | Interest Rate Swap                            
Debt Instrument [Line Items]                            
Stated interest rate (as percent)   7.50%   7.50% 7.50% 7.50% 7.50%              
Gross Amount of Recognized Assets   $ 0                        
CLO-2 Notes | Collateralized Loan Obligation                            
Debt Instrument [Line Items]                            
Long term outstanding   380,000,000 $ 380,000,000                      
Amount Available   $ 0                        
Floor on benchmark rate (as percent)   0.00% 0.00%                      
CLO-2 Notes | Collateralized Loan Obligation | Minimum                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   2.15% 2.15%                      
CLO-2 Notes | Collateralized Loan Obligation | Maximum                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.48% 1.48%                      
CLO-3 Notes | Collateralized Loan Obligation                            
Debt Instrument [Line Items]                            
Long term outstanding   $ 363,000,000 $ 363,000,000                      
Amount Available   $ 0                        
CLO-3 Notes | Collateralized Loan Obligation | Minimum                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.47% 1.47%                      
CLO-3 Notes | Collateralized Loan Obligation | Maximum                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   2.10% 2.10%                      
1.90% Term Loan Outstanding                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     1.90%                      
Term loan outstanding     $ 30,000,000                      
2.05% Commitments Outstanding                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     2.05%                      
1.48% Class A-1 Notes Outstanding | Unsecured Notes                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.48%                        
Long term outstanding   $ 160,000,000.0                        
1.48% Class A-1 Notes Outstanding | Collateralized Loan Obligation                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     1.48%                      
Long term outstanding     $ 160,000,000.0                      
1.48% Class A-1L Notes Outstanding | Unsecured Notes                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.48%                        
Long term outstanding   $ 100,000,000.0                        
1.48% Class A-1L Notes Outstanding | Collateralized Loan Obligation                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     1.48%                      
Long term outstanding     $ 100,000,000.0                      
1.48% Class A-1W Notes Outstanding | Unsecured Notes                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.48%                        
Long term outstanding   $ 30,000,000.0                        
1.48% Class A-1W Notes Outstanding | Collateralized Loan Obligation                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     1.48%                      
Long term outstanding     $ 30,000,000.0                      
1.60% Class A-2L Notes Outstanding | Unsecured Notes                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.60%                        
Long term outstanding   $ 20,000,000.0                        
1.60% Class A-2L Notes Outstanding | Collateralized Loan Obligation                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     1.60%                      
Long term outstanding     $ 20,000,000.0                      
1.75% Class B Notes Outstanding | Unsecured Notes                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.75%                        
Long term outstanding   $ 30,000,000.0                        
1.75% Class B Notes Outstanding | Collateralized Loan Obligation                            
Debt Instrument [Line Items]                            
Long term outstanding     $ 30,000,000.0                      
Stated interest rate (as percent)     1.75%         1.75% 1.75% 1.75%        
2.15% Class C Notes Outstanding | Unsecured Notes                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   2.15%                        
Long term outstanding   $ 40,000,000.0                        
2.15% Class C Notes Outstanding | Collateralized Loan Obligation                            
Debt Instrument [Line Items]                            
Long term outstanding     $ 40,000,000.0                      
Stated interest rate (as percent)     2.15%         2.15% 2.15% 2.15%        
1.47% Class A-1 Notes Outstanding | Unsecured Notes                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.47%                        
Long term outstanding   $ 125,500,000                        
1.47% Class A-1 Notes Outstanding | Collateralized Loan Obligation                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     1.47%                      
Long term outstanding     $ 125,500,000                      
1.47% Class A-1 Senior Floating Rate Loans | Unsecured Notes                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.47%                        
Long term outstanding   $ 150,000,000.0                        
1.47% Class A-1 Senior Floating Rate Loans | Collateralized Loan Obligation                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     1.47%                      
Long term outstanding     $ 150,000,000.0                      
1.65% Class A-2 Notes Outstanding | Unsecured Notes                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.65%                        
Long term outstanding   $ 19,000,000.0                        
1.65% Class A-2 Notes Outstanding | Collateralized Loan Obligation                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     1.65%                      
Long term outstanding     $ 19,000,000.0                      
1.80% Class B Notes Outstanding | Unsecured Notes                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.80%                        
Long term outstanding   $ 35,600,000                        
1.80% Class B Notes Outstanding | Collateralized Loan Obligation                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     1.80%                      
Long term outstanding     $ 35,600,000                      
2.10% Class C Notes Outstanding | Unsecured Notes                            
Debt Instrument [Line Items]                            
Long term outstanding   $ 33,200,000                        
Stated interest rate (as percent)   2.10%   2.10% 2.10% 2.10%                
2.10% Class C Notes Outstanding | Collateralized Loan Obligation                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     2.10%                      
Long term outstanding     $ 33,200,000                      
Revolving Credit Facility | Callowhill Credit Facility | Line of Credit                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.75% 1.75%                      
Long term outstanding   $ 365,000,000 $ 284,000,000                      
Amount Available   $ 35,000,000 116,000,000                      
Floor on benchmark rate (as percent)   0.00%                        
Revolving Credit Facility | CCT Tokyo Funding Credit Facility | Line of Credit                            
Debt Instrument [Line Items]                            
Long term outstanding     45,000,000                      
Amount Available     $ 0                      
Floor on benchmark rate (as percent)   0.00% 0.00%                      
Revolving Credit Facility | CCT Tokyo Funding Credit Facility | Line of Credit | Minimum                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     1.90%                      
Revolving Credit Facility | CCT Tokyo Funding Credit Facility | Line of Credit | Maximum                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     2.05%                      
Revolving Credit Facility | Meadowbrook Run Credit Facility | Line of Credit                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)     1.95%                      
Long term outstanding     $ 265,000,000                      
Amount Available     $ 35,000,000                      
Floor on benchmark rate (as percent)     0.00%                      
Revolving Credit Facility | Senior Secured Revolving Credit Facility                            
Debt Instrument [Line Items]                            
Long term outstanding           $ 6   € 361 £ 180 $ 3        
Long-term line of credit     $ 50,000,000                      
Revolving Credit Facility | Senior Secured Revolving Credit Facility | United States of America, Dollars                            
Debt Instrument [Line Items]                            
Exchange rate     1.17         1.17 1.17 1.17        
Revolving Credit Facility | Senior Secured Revolving Credit Facility | GBP                            
Debt Instrument [Line Items]                            
Basis spread on variable rate, credit spread adjustment (as percent)   0.0326% 0.0326%                      
Exchange rate     1.34         1.34 1.34 1.34        
Revolving Credit Facility | Senior Secured Revolving Credit Facility | AUD                            
Debt Instrument [Line Items]                            
Exchange rate     0.67         0.67 0.67 0.67        
Revolving Credit Facility | Senior Secured Revolving Credit Facility | Line of Credit                            
Debt Instrument [Line Items]                            
Long term outstanding   $ 733,000,000 $ 1,533,000,000 € 348 £ 73                  
Amount Available   $ 3,017,000,000 $ 3,117,000,000                      
Floor on benchmark rate (as percent)   0.00% 0.00%                      
Revolving Credit Facility | Senior Secured Revolving Credit Facility | Line of Credit | United States of America, Dollars                            
Debt Instrument [Line Items]                            
Basis spread on variable rate, credit spread adjustment (as percent)   0.10% 0.10%                      
Revolving Credit Facility | Senior Secured Revolving Credit Facility | Line of Credit | GBP                            
Debt Instrument [Line Items]                            
Exchange rate   1.33   1.33 1.33 1.33                
Revolving Credit Facility | Senior Secured Revolving Credit Facility | Line of Credit | EUR                            
Debt Instrument [Line Items]                            
Exchange rate   1.14   1.14 1.14 1.14                
Revolving Credit Facility | Senior Secured Revolving Credit Facility | Line of Credit | AUD                            
Debt Instrument [Line Items]                            
Exchange rate   0.69   0.69 0.69 0.69                
Revolving Credit Facility | Senior Secured Revolving Credit Facility | Line of Credit | Minimum                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.78% 1.75%                      
Revolving Credit Facility | Senior Secured Revolving Credit Facility | Line of Credit | Maximum                            
Debt Instrument [Line Items]                            
Basis spread on variable rate (as percent)   1.90% 1.88%                      
Revolving Credit Facility | CLO-3 Notes | Line of Credit                            
Debt Instrument [Line Items]                            
Floor on benchmark rate (as percent)   0.00% 0.00%                      
Revolving Credit Facility | 2.05% Commitments Outstanding                            
Debt Instrument [Line Items]                            
Revolving commitment outstanding     $ 15,000,000                      
Standby Letters of Credit | Senior Secured Revolving Credit Facility | Line of Credit                            
Debt Instrument [Line Items]                            
Long-term line of credit   $ 51,000,000