Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2023

Investments, Debt and Equity Securities [Abstract]

The following table summarizes, by major security type, our cash, cash equivalents, restricted cash, and marketable securities that are measured at fair value on a recurring basis and are categorized using the fair value hierarchy (in millions):


	December 31, 2022		September 30, 2023
	Total Estimated Fair Value		Cost or Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Total Estimated Fair Value
Cash	$	10,666	$	10,090	$	—	$	—	$	10,090
Level 1 securities:
Money market funds	27,899		20,424		—		—		20,424
Equity securities (1)	3,709								4,684
Level 2 securities:
Foreign government and agency securities	535		28		—		(1)		27
U.S. government and agency securities	2,146		3,322		—		(128)		3,194
Corporate debt securities	22,627		24,542		—		(287)		24,255
Asset-backed securities	2,572		1,892		—		(84)		1,808
Other debt securities	237		169		—		(6)		163

	$	70,391	$	60,467	$	—	$	(506)	$	64,645
Less: Restricted cash, cash equivalents, and marketable securities (2)	(365)								(476)
Total cash, cash equivalents, and marketable securities	$	70,026							$	64,169

___________________

(1)The related unrealized gains (losses) recorded in “Other income (expense), net” were $1.0 billion and $1.2 billion in Q3 2022 and Q3 2023, and $(11.3) billion and $1.0 billion for the nine months ended September 30, 2022 and 2023.

(2)We are required to pledge or otherwise restrict a portion of our cash, cash equivalents, and marketable debt securities primarily as collateral for real estate, amounts due to third-party sellers in certain jurisdictions, debt, and standby and trade letters of credit. We classify cash, cash equivalents, and marketable debt securities with use restrictions of less than twelve months as “Accounts receivable, net and other” and of twelve months or longer as non-current “Other assets” on our consolidated balance sheets. See “Note 4 — Commitments and Contingencies.”

Investments Classified by Contractual Maturity Date

The following table summarizes the remaining contractual maturities of our cash equivalents and marketable debt securities as of September 30, 2023 (in millions):


	Amortized Cost		Estimated Fair Value
Due within one year	$	43,198	$	43,132
Due after one year through five years	5,623		5,284
Due after five years through ten years	453		429
Due after ten years	1,103		1,026
Total	$	50,377	$	49,871

Consolidated Statements of Cash Flow Reconciliation - Cash and Cash Equivalents

The following table provides a reconciliation of the amount of cash, cash equivalents, and restricted cash reported within the consolidated balance sheets to the total of the same such amounts shown in the consolidated statements of cash flows (in millions):


	December 31, 2022		September 30, 2023
Cash and cash equivalents	$	53,888	$	49,605
Restricted cash included in accounts receivable, net and other	358		465
Restricted cash included in other assets	7		11
Total cash, cash equivalents, and restricted cash shown in the consolidated statements of cash flows	$	54,253	$	50,081

Consolidated Statements of Cash Flow Reconciliation - Restricted Cash


	December 31, 2022		September 30, 2023
Cash and cash equivalents	$	53,888	$	49,605
Restricted cash included in accounts receivable, net and other	358		465
Restricted cash included in other assets	7		11
Total cash, cash equivalents, and restricted cash shown in the consolidated statements of cash flows	$	54,253	$	50,081