Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents	$ 787,382	$ 691,816
Short-term investments	358,695	171,130
Accounts receivable, net	194,821	172,518
Inventories	490,642	419,611
Other current assets	87,217	109,978
Total current assets	1,918,757	1,565,053
Property and equipment, net	563,885	494,945
Acquisition-related intangible assets, net	9,364	9,938
Goodwill	25,944	25,944
Deferred tax assets, net	1,309,981	1,326,840
Other Assets, Noncurrent	144,279	194,377
Total assets	3,972,210	3,617,097
Liabilities, Current [Abstract]
Accounts payable	129,919	102,526
Accrued compensation and related benefits	81,296	63,918
Accrued Liabilities, Current	172,293	128,123
Total current liabilities	383,508	294,567
Income tax liabilities	73,185	65,193
Other Liabilities, Noncurrent	113,449	111,570
Total liabilities	570,142	471,330
Commitments and contingencies (Note 8)
Stockholders’ equity:
Common stock and additional paid-in capital: $0.001 par value; shares authorized: 150,000; shares issued and outstanding: 47,892 and 47,823, respectively	822,582	706,817
Retained earnings	2,603,177	2,487,461
Accumulated other comprehensive loss	(23,691)	(48,511)
Total stockholders’ equity	3,402,068	3,145,767
Total liabilities and stockholders’ equity	$ 3,972,210	$ 3,617,097