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Note 6. Cash, Cash Equivalents, and Marketable Securities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Debt Securities, Available-for-sale [Line Items]
Cash and cash equivalents	$ 1,621,376	$ 1,946,994
Marketable securities	171,583	155,495
Total cash, cash equivalents, and marketable securities	1,792,959	2,102,489
Restricted cash - current	8,262	8,262
Restricted cash - noncurrent	3,613	3,621
Restricted cash equivalents - noncurrent	4,972	6,192
Total cash, cash equivalents, restricted cash and restricted cash equivalents	1,638,223	1,965,069	$ 1,493,462	$ 1,455,837
Marketable securities, sale proceeds	67,500	34,900
Marketable securities, realized gain	100
Marketable securities, realized loss		(100)
Time deposits [Member]
Debt Securities, Available-for-sale [Line Items]
Marketable securities	162,836	76,511
U.S. debt [Member]
Debt Securities, Available-for-sale [Line Items]
Marketable securities	8,747	44,089
Foreign debt [Member]
Debt Securities, Available-for-sale [Line Items]
Marketable securities	0	34,895
Cash [Member]
Debt Securities, Available-for-sale [Line Items]
Cash and cash equivalents	1,094,796	841,310
Money Market Funds [Member]
Debt Securities, Available-for-sale [Line Items]
Cash and cash equivalents	$ 526,580	$ 1,105,684