Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Earnings Per Share [Abstract]
Antidilutive securities excluded from computation of earnings per share (in shares)	16,000,000	16,000,000
Net income attributable to Charter shareholders	$ 1,163	$ 1,217
Weighted average common shares outstanding, basic (shares)	125,488,486	141,591,396
Assumed exercise or issuance of shares relating to stock plans	1,360,785	2,983,288
Weighted average common shares outstanding, diluted (shares)	126,849,271	144,574,684
Basic earnings per common share attributable to Charter shareholders (dollars per share)	$ 9.27	$ 8.59
Diluted earnings per common share attributable to Charter shareholders (dollars per share)	$ 9.17	$ 8.42

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

+ References

+ Details

- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References

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+ Details