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Affordable Care Act
 3 Months Ended
Mar. 31, 2026
Affordable Care Act [Abstract]  
Affordable Care Act Affordable Care Act
The Affordable Care Act established risk spreading premium stabilization programs as well as a minimum annual MLR and cost sharing reductions.

The Company's net receivables (payables) for each of the programs are as follows ($ in millions):
March 31, 2026December 31, 2025
Risk adjustment receivable$1,721 $1,449 
Risk adjustment payable(2,681)(2,087)
Minimum medical loss ratio(285)(294)
Cost sharing reduction receivable15 13 
Cost sharing reduction payable(15)(15)