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- Definition

Equity Securities Gain (Loss) on Share Exchange

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- Definition

Equity Securities Without Readily Determinable Fair Value, Shares

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- Definition

Equity Securities without Readily Determinable Fair Value, Shares, Tendered For Conversion

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- Definition

Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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-Topic 944
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- Definition

Amount of investment in equity security without readily determinable fair value.

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- Definition

Amount of loss from downward price adjustment on investment in equity security without readily determinable fair value.

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Amount of cumulative loss from downward price adjustment on investment in equity security without readily determinable fair value.

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- Definition

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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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
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- Definition

Amount of gain from upward price adjustment on investment in equity security without readily determinable fair value.

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Amount of cumulative gain from upward price adjustment on investment in equity security without readily determinable fair value.

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Investments which are not defined as or included in marketable (debt, equity, or other) securities whose use is restricted in whole or in part, generally by contractual agreements or regulatory requirements. For use in an unclassified balance sheet.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 954
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Fair Value Measurement - Equity Securities Without Readily Determinable Fair Value (Details) shares in Millions, $ in Millions		3 Months Ended		6 Months Ended
	May 11, 2026 USD ($) shares	Jun. 30, 2026 USD ($) shares	Jun. 30, 2025 USD ($) shares	Jun. 30, 2026 USD ($) shares	Jun. 30, 2025 USD ($) shares	Dec. 31, 2025 USD ($)
Fair Value Disclosures [Abstract]
Carrying value		$ 8,191	$ 4,121	$ 8,191	$ 4,121	$ 4,900
Upward carrying value changes		763	26	798	78
Downward carrying value changes/impairment		(112)	(33)	(134)	(52)
Cumulative upward carrying value changes		2,000		2,000
Cumulative downward carrying value changes/impairment		(1,600)		(1,600)
Equity Securities without Readily Determinable Fair Value [Line Items]
Initial gain on the Visa share exchange		$ 4,509	$ 0	$ 4,509	$ 0
VISA \| Class B-3 Shares Common Shares
Equity Securities without Readily Determinable Fair Value [Line Items]
Interest owned in equity securities without readily determinable fair value (in shares) \| shares		9.3		9.3
Conversion rate		1.4953		1.4953
VISA \| Class B-2 Common Shares
Equity Securities without Readily Determinable Fair Value [Line Items]
Interest owned in equity securities without readily determinable fair value (in shares) \| shares			18.6		18.6
Equity securities without readily determinable fair value tendered (in shares) \| shares	18.6
VISA \| Class C Common Shares
Equity Securities without Readily Determinable Fair Value [Line Items]
Initial gain on the Visa share exchange	$ 4,500
Restricted Investments		$ 1,600		$ 1,600
VISA \| Class C Common Shares \| Common stock
Equity Securities without Readily Determinable Fair Value [Line Items]
Net gain on equity securities		$ 4,600		$ 4,600