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Note 1 - Organization and Summary of Significant Accounting Policies - Research and Development Costs (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Outside contracted services | $ 556,042 | $ 550,750 | $ 1,947,228 | $ 3,302,911
Personnel related costs | 147,426 | 186,993 | 447,034 | 593,258
Facilities, overhead and other | 12,883 | 5,842 | 50,207 | 21,076
Research And Development Expense, Including Related Party | $ 716,351 | $ 743,585 | $ 2,444,469 | $ 3,917,245

X
- Definition Represents facilities, overhead and other for research and development expense. + References No definition available. + Details
Name: | dyai_ResearchAndDevelopmentExpenseFacilitiesOverheadAndOther
Namespace Prefix: | dyai_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents research and development expense including related party. + References No definition available. + Details
Name: | dyai_ResearchAndDevelopmentExpenseIncludingRelatedParty
Namespace Prefix: | dyai_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents outside contracted services for research and development expense. + References No definition available. + Details
Name: | dyai_ResearchAndDevelopmentExpenseOutsideContractedServices
Namespace Prefix: | dyai_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents personnel related costs for research and development expenses. + References No definition available. + Details
Name: | dyai_ResearchAndDevelopmentExpensePersonnelRelatedCosts
Namespace Prefix: | dyai_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration