Note 6. Cash, Cash Equivalents, and Marketable Securities (Notes)

12 Months Ended

Dec. 31, 2024

Cash, Cash Equivalents, and Short-Term Investments [Abstract]

Cash, Cash Equivalents, and Marketable Securities

6. Cash, Cash Equivalents, and Marketable Securities

Cash, cash equivalents, and marketable securities consisted of the following at December 31, 2024 and 2023 (in thousands):


	2024		2023
Cash and cash equivalents:
Cash	$	1,094,796	$	841,310
Money market funds	526,580		1,105,684
Total cash and cash equivalents	1,621,376		1,946,994
Marketable securities:

Time deposits	162,836		76,511
U.S. debt	8,747		44,089
Foreign debt	—		34,895
Total marketable securities	171,583		155,495
Total cash, cash equivalents, and marketable securities	$	1,792,959	$	2,102,489

The following table provides a reconciliation of cash, cash equivalents, restricted cash, and restricted cash equivalents reported within our consolidated balance sheets as of December 31, 2024 and 2023 to the total of such amounts as presented in the consolidated statements of cash flows (in thousands):


	Balance Sheet Line Item	2024		2023
Cash and cash equivalents	Cash and cash equivalents	$	1,621,376	$	1,946,994
Restricted cash – current	Other current assets	8,262		8,262
Restricted cash – noncurrent	Other assets	3,613		3,621
Restricted cash equivalents – noncurrent	Other assets	4,972		6,192
Total cash, cash equivalents, restricted cash, and restricted cash equivalents		$	1,638,223	$	1,965,069

During the year ended December 31, 2024, we sold marketable securities for proceeds of $67.5 million and realized a gain of less than $0.1 million on such sales. During the year ended December 31, 2023, we sold marketable securities for proceeds of $34.9 million and realized a loss of less than $0.1 million on such sales. See Note 12. “Fair Value Measurements” to our consolidated financial statements for information about the fair value of our marketable securities.

The following tables summarize the unrealized gains and losses related to our available-for-sale marketable securities, by major security type, as of December 31, 2024 and 2023 (in thousands):


	As of December 31, 2024
	Amortized Cost		Unrealized Gains		Unrealized Losses		Allowance for Credit Losses		Fair Value
Time deposits	$	162,836	$	—	$	—	$	—	$	162,836
U.S. debt	10,000		—		1,253		—		8,747
Total	$	172,836	$	—	$	1,253	$	—	$	171,583


	As of December 31, 2023
	Amortized Cost		Unrealized Gains		Unrealized Losses		Allowance for Credit Losses		Fair Value
Time deposits	$	76,533	$	—	$	—	$	22	$	76,511
U.S. debt	45,625		88		1,614		10		44,089
Foreign debt	35,000		—		91		14		34,895
Total	$	157,158	$	88	$	1,705	$	46	$	155,495

The contractual maturities of our marketable securities as of December 31, 2024 were as follows (in thousands):


	Fair Value
Within one year	$	162,836
After one year through five years	4,767
After five years through ten years	3,980



Total	$	171,583