XML 43 R28.htm IDEA: XBRL DOCUMENT
v3.25.1

EQUITY SECURITIES (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2025
Equity Securities [Abstract] |
Summary of Classification of Equity Securities | The following table summarizes the classification of our equity securities on our Condensed Consolidated Balance Sheets:
(in millions) |  | March 31, 2025 |  | December 31, 2024
Equity securities measured at fair value: |  |  |  |
Cash and cash equivalents |  | $ | 6,255 |  |  | $ | 8,502 |
Prepaid and other current assets |  | 1,204 |  |  | 1,577 |
Other long-term assets |  | 325 |  |  | 327 |
Equity method investments and other equity investments without readily determinable fair values: |  |  |  |
Other long-term assets(1) |  | 359 |  |  | 386 |
Total |  | $ | 8,143 |  |  | $ | 10,791 |
________________________________ (1) Mostly comprised of equity interests in certain collaboration partners and investment funds that are considered to be variable interest entities (“VIEs”) for which we are not the primary beneficiary. Our maximum exposure to loss as a result of our involvement in these VIEs is limited to the value of our investment.
Summary of Net Unrealized Gains and Losses on Equity Securities | The following table summarizes net unrealized gains and losses related to equity securities still held as of the respective ending balance sheet dates for the periods below, included in Other (income) expense, net on our Condensed Consolidated Statements of Operations:
|  | Three Months Ended |  |
|  | March 31, |  |
(in millions) |  | 2025 |  | 2024 |  |  |  |
Unrealized loss, net |  | $ | 436 |  |  | $ | 15 |  |  |  |  |

X
- Definition Equity Securities + References No definition available. + Details
Name: | gild_EquitySecuritiesAbstract
Namespace Prefix: | gild_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets. + References No definition available. + Details
Name: | us-gaap_MarketableSecuritiesTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of unrealized gains and losses on investments. + References No definition available. + Details
Name: | us-gaap_UnrealizedGainLossOnInvestmentsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration