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Note S - Employee Benefit Plans (Details Textual) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Global Technology, Inc. [Member] |  |  |
Pension and Other Postretirement Benefits Cost (Reversal of Cost) | $ 1.7 | $ 1.7 | $ 1.0
Prime World International Holdings, Ltd. (“Prime World”) [Member] |  |  |
Pension and Other Postretirement Benefits Cost (Reversal of Cost) | $ 0.5 | $ 0.5 | $ 0.5

X
- Definition Amount of cost (reversal of cost) for pension and other postretirement benefits. + References No definition available. + Details
Name: | us-gaap_PensionAndOtherPostretirementBenefitExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=aaoi_GlobalTechnologyIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=aaoi_PrimeWorldInternationalHoldingsLtdPrimeWorldMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |