Represents the amount of capital received that has been approved by a governmental entity.

No definition available.

Name:	axti_CapitalReceivedApproved
Namespace Prefix:	axti_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Represents the amount of capital received from private equity funds during the period.

+ References

No definition available.

+ Details

Name:	axti_CapitalReceivedFromPrivateEquityFunds
Namespace Prefix:	axti_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the percentage of equity issued on the conversion of non controlling interests.

+ References

No definition available.

+ Details

Name:	axti_PercentageOfEquityIssuedOnConversionOfNonControllingInterests
Namespace Prefix:	axti_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the ownership percentage in redeemable noncontrolling interests.

+ References

No definition available.

+ Details

Name:	axti_RedeemableNonControllingInterestsOwnershipPercentage
Namespace Prefix:	axti_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Redemption value, as if currently redeemable, of redeemable noncontrolling interest classified as temporary equity and the election has been made to accrete changes in redemption value to the earliest redemption date.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 480
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479857/480-10-S50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 480
-SubTopic 10
-Name Accounting Standards Codification
-Section S45
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479887/480-10-S45-3

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 480
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3A
-Subparagraph (24)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480244/480-10-S99-3A

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 480
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3A
-Subparagraph (24)(b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480244/480-10-S99-3A

+ Details

Name:	us-gaap_RedeemableNoncontrollingInterestEquityRedemptionValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	srt_OwnershipAxis=axti_BeijingTongmeiXtalTechnologyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Note 17 - Redeemable Noncontrolling Interests (Details Textual) - Beijing Tongmei Xtal Technology [Member] - USD ($) $ in Millions		1 Months Ended		3 Months Ended	12 Months Ended
	Jan. 25, 2021	Jan. 31, 2021	Dec. 31, 2020	Dec. 31, 2020	Dec. 31, 2022	Dec. 31, 2020	Dec. 31, 2025
Capital Received From Private Equity Funds		$ 1.5		$ 48.1		$ 48.1
Redeemable Non Controlling Interests, Ownership Percentage				7.06%
Capital Received, Approved	$ 49.0
Percentage of Equity Issued on Conversion of Non Controlling Interests	7.28%		7.59%		14.50%
Redeemable Noncontrolling Interest, Equity, Redemption Value							$ 49.0