XML 38 R29.htm IDEA: XBRL DOCUMENT
v3.22.1

Basis of Presentation (Impact of Potentially Dilutive Securities) (Details) - shares | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2022 | Dec. 31, 2021
Impact of potentially dilutive securities outstanding |  |
Shares issued and outstanding, excluding unvested restricted shares | 71,087,504 | 70,992,361
Reserve for issued stock options | 873,180 | 663,425
Reserve for issued warrants | 418,441 | 418,441
Reserve for issued but unvested restricted shares | 184,645 | 65,100
Fully diluted shares | 72,563,770 | 72,139,327

X
- Definition impact of potentially dilutive securities outstanding + References No definition available. + Details
Name: | aqb_ImpactOfPotentiallyDilutiveSecuritiesOutstanding
Namespace Prefix: | aqb_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reserve for issued but unvested restricted shares + References No definition available. + Details
Name: | aqb_ReserveForIssuedButUnvestedRestrictedShares
Namespace Prefix: | aqb_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reserve for issued stock options + References No definition available. + Details
Name: | aqb_ReserveForIssuedStockOptions
Namespace Prefix: | aqb_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reserve for issued warrants + References No definition available. + Details
Name: | aqb_ReserveForIssuedWarrants
Namespace Prefix: | aqb_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Shares issued and outstanding, excluding unvested restricted shares + References No definition available. + Details
Name: | aqb_SharesIssuedAndOutstandingExcludingUnvestedRestrictedShares
Namespace Prefix: | aqb_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=125511455&loc=d3e1505-109256 + Details
Name: | us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration