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Noncontrolling Interest (Tables)
9 Months Ended
Sep. 30, 2023
Noncontrolling Interest [Abstract]  
Schedule of Noncontrolling Interest Purchased
The following table represents Charter Holdings' purchase of Charter Holdings common units from A/N and the effect on total shareholders' equity during the three and nine months ended September 30, 2023 and 2022.

Three Months Ended September 30, Nine Months Ended September 30,
2023202220232022
Number of units purchased196,409 836,655 677,584 2,557,256 
Amount of units purchased$78 $385 $254 $1,379 
Decrease in noncontrolling interest based on carrying value$(44)$(179)$(146)$(573)
Decrease in additional paid-in-capital, net of tax$(25)$(155)$(81)$(608)
Schedule of effects on statement of shareholders' equity due to ownership changes
Total shareholders' equity was also adjusted during the three and nine months ended September 30, 2023 and 2022 due to the changes in Charter Holdings' ownership as follows.

Three Months Ended September 30, Nine Months Ended September 30,
2023202220232022
Increase (decrease) in noncontrolling interest $(23)$(127)$(53)$(621)
Increase (decrease) in additional paid-in-capital, net of tax$18 $96 $40 $468