Stockholders' Equity and Stock Repurchase Program (Tables)

12 Months Ended

Dec. 31, 2022

Stockholders' Equity and Stock Repurchase Program

Schedule of changes in ownership interest in consolidated subsidiaries

	As of December 31,
	2022		2021
Net income attributable to AXT, Inc.	$	15,811	$	14,575
Decrease in additional paid-in capital for:
Investment in subsidiary with noncontrolling interest		(937)		—
Purchase of subsidiary shares from noncontrolling interests		—		(2,691)
Formation of new subsidiary with noncontrolling interests		—		(262)
Adjustment to noncontrolling interests in connection with the reorganization and alignment of assets under Tongmei		—		(1,229)
Changes in AXT, Inc.'s ownership interests in consolidated subsidiaries		—		(1,241)
Net transfers to noncontrolling interests		(937)		(5,423)
Change from net income attributable to AXT, Inc., net of transfers to noncontrolling interests	$	14,874	$	9,152