v3.26.1
ACCOUNTS RECEIVABLE AND CONTRACT BALANCES - Schedule of Opening and Closing Balances of Contracts Assets and Liabilities (Details) - USD ($)
$ in Millions
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Contract Assets – Unbilled Revenue    
Balance at beginning of period $ 188  
Balance at end of period 199  
Hospital Operations    
Current Receivables    
Balance at beginning of period 26 $ 28
Balance at end of period 490 32
Contract Assets – Unbilled Revenue    
Balance at beginning of period 188 190
Balance at end of period 199 191
Increase (decrease) 11 1
Long-Term Receivables    
Balance at beginning of period 0 0
Balance at end of period 828 0
Contract Liabilities – Current Deferred Revenue    
Balance at beginning of period 88 80
Balance at end of period 963 112
Contract Liabilities – Long-Term Deferred Revenue    
Balance at beginning of period 13 13
Balance at end of period 6 13
Hospital Operations | Short-term Contract with Customer    
Current Receivables    
Increase (decrease) 464 4
Long-Term Receivables    
Increase (decrease) 464 4
Contract Liabilities – Current Deferred Revenue    
Increase (decrease) 875 32
Contract Liabilities – Long-Term Deferred Revenue    
Increase (decrease) 875 32
Hospital Operations | Long-term Contract with Customer    
Current Receivables    
Increase (decrease) 828 0
Long-Term Receivables    
Increase (decrease) 828 0
Contract Liabilities – Current Deferred Revenue    
Increase (decrease) (7) 0
Contract Liabilities – Long-Term Deferred Revenue    
Increase (decrease) $ (7) $ 0