CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
Revenue	$ 35,183	$ 34,576	$ 114,323	$ 99,661
Cost of revenue	20,401	23,075	70,798	64,386
Gross profit	14,782	11,501	43,525	35,275
Operating expenses:
Selling, general and administrative	6,576	6,476	19,719	17,841
Research and development	3,639	2,629	10,251	7,571
Total operating expenses	10,215	9,105	29,970	25,412
Income from operations	4,567	2,396	13,555	9,863
Interest expense, net	(299)	(44)	(670)	(55)
Equity in income of unconsolidated joint ventures	2,006	1,061	5,308	3,674
Other income, net	957	948	1,242	898
Income before provision for (benefit from) income taxes	7,231	4,361	19,435	14,380
Provision for (benefit from) income taxes	501	(135)	2,188	1,504
Net income	6,730	4,496	17,247	12,876
Less: Net income attributable to noncontrolling interests and redeemable noncontrolling interests	(971)	(696)	(2,777)	(1,266)
Net income attributable to AXT, Inc.	$ 5,759	$ 3,800	$ 14,470	$ 11,610
Net income attributable to AXT, Inc. per common share:
Basic	$ 0.14	$ 0.09	$ 0.34	$ 0.28
Diluted	$ 0.13	$ 0.09	$ 0.34	$ 0.27
Weighted-average number of common shares outstanding:
Basic	42,163	41,460	42,011	41,237
Diluted	42,982	42,678	42,718	42,710