CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
Revenue	$ 22,134	$ 24,797	$ 42,857	$ 45,005
Cost of revenue	15,366	16,291	30,567	29,804
Gross profit	6,768	8,506	12,290	15,201
Operating expenses:
Selling, general and administrative	4,747	4,769	9,496	9,492
Research and development	1,543	1,399	2,950	2,745
Total operating expenses	6,290	6,168	12,446	12,237
Income (loss) from operations	478	2,338	(156)	2,964
Interest income (expense), net	(39)	79	(68)	174
Equity in income (loss) of unconsolidated joint ventures	(168)	8	(288)	(1,446)
Other income (expense), net	1,608	(90)	2,974	(224)
Income before provision for income taxes	1,879	2,335	2,462	1,468
Provision for income taxes	920	597	1,286	753
Net income	959	1,738	1,176	715
Less: Net income attributable to noncontrolling interests	(598)	(287)	(993)	(368)
Net income attributable to AXT, Inc.	$ 361	$ 1,451	$ 183	$ 347
Net loss attributable to AXT, Inc. per common share:
Basic	$ 0.01	$ 0.04	$ 0.00	$ 0.01
Diluted	$ 0.01	$ 0.04	$ 0.00	$ 0.01
Weighted-average number of common shares outstanding:
Basic	39,973	39,447	39,891	39,399
Diluted	40,750	40,123	40,543	40,045