CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($)	Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 25,067,000	$ 24,875,000
Short-term investments	9,053,000	11,437,000
Accounts receivable, net of allowances of $885 and $985 as of March 31, 2016 and December 31, 2015	19,711,000	18,468,000
Inventories	38,822,000	38,012,000
Prepaid expenses and other current assets	4,386,000	4,096,000
Total current assets	97,039,000	96,888,000
Long-term investments	9,211,000	7,691,000
Property, plant and equipment, net	31,141,000	31,422,000
Related party notes receivable - long-term	1,792,000	1,781,000
Other assets	13,544,000	14,114,000
Total assets	152,727,000	151,896,000
Current liabilities:
Accounts payable	8,034,000	6,460,000
Accrued liabilities	5,357,000	6,381,000
Total current liabilities	13,391,000	12,841,000
Long-term portion of royalty payments	1,006,000	1,150,000
Other long-term liabilities	308,000	344,000
Total liabilities	$ 14,705,000	$ 14,335,000
Commitments and contingencies (Note 12)
Stockholders' equity:
Preferred stock Series A, $0.001 par value; 2,000 shares authorized; 883 shares issued and outstanding as of March 31, 2016 and December 31, 2015 (Liquidation preference of $6.5 million and $6.5 million as of March 31, 2016 and December 31, 2015.)	$ 3,532,000	$ 3,532,000
Common stock, $0.001 par value; 70,000 shares authorized; 32,341 and 32,548 shares issued and outstanding as of March 31, 2016 and December 31, 2015	32,000	32,000
Additional paid-in-capital	194,899,000	194,646,000
Accumulated deficit	(70,579,000)	(70,621,000)
Accumulated other comprehensive income	4,665,000	4,382,000
Total AXT, Inc. stockholders' equity	132,549,000	131,971,000
Noncontrolling interests	5,473,000	5,590,000
Total stockholders' equity	138,022,000	137,561,000
Total liabilities and stockholders' equity	$ 152,727,000	$ 151,896,000