Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 506,959	$ 288,607
Short-term investments	433,527	449,266
Accounts receivable, net	169,180	182,714
Inventories	427,432	447,290
Other current assets	95,253	42,742
Total current assets	1,632,351	1,410,619
Property and equipment, net	341,911	357,157
Goodwill	6,571	6,571
Deferred tax assets, net	35,755	35,252
Other long-term assets	204,032	249,286
Total assets	2,220,620	2,058,885
Current liabilities:
Accounts payable	70,614	61,461
Accrued compensation and related benefits	66,817	88,260
Other accrued liabilities	113,410	113,679
Total current liabilities	250,841	263,400
Income tax liabilities	54,032	53,509
Other long-term liabilities	76,658	73,374
Total liabilities	381,531	390,283
Commitments and contingencies
Stockholders’ equity:
Common stock and additional paid-in capital: $0.001 par value; shares authorized: 150,000; shares issued and outstanding: 47,611 and 47,107, respectively	1,055,130	975,276
Retained earnings	827,356	716,403
Accumulated other comprehensive loss	(43,397)	(23,077)
Total stockholders’ equity	1,839,089	1,668,602
Total liabilities and stockholders’ equity	$ 2,220,620	$ 2,058,885