Number of shares of investments that were acquired during the period.

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Per share amount received for each share of common stock sold.

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The cash outflow associated with the purchase of all investments (debt, security, other) during the period.

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Amount of cash inflow from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as investing activity.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Basis of Presentation - Other Corporate Activity (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions			9 Months Ended
	May 22, 2026	Apr. 16, 2026	Sep. 30, 2026
Related Party Transaction [Line Items]
Payments to acquire investment securities			$ 107
Proceeds from sale of investments			$ 107
LLA \| Board of Directors Chairman \| John C. Malone
Related Party Transaction [Line Items]
Payments to acquire investment securities		$ 107
Investment sold price per share	$ 8.63
Proceeds from sale of investments	$ 107
LLA \| Board of Directors Chairman \| John C. Malone \| Class A
Related Party Transaction [Line Items]
Shares acquired		61
LLA \| Board of Directors Chairman \| John C. Malone \| Class C
Related Party Transaction [Line Items]
Shares acquired		12,300