XML 64 R46.htm IDEA: XBRL DOCUMENT
v3.20.4

Stockholders' Equity (Information About Outstanding Warrants) (Details) - Warrant [Member] | 12 Months Ended
--- | ---
Dec. 31, 2020 $ / shares shares
Number of warrant shares |
Outstanding at beginning (in shares) | shares | 1,662,304
Exercised (in shares) | shares | (713,449)
Outstanding at ending (in shares) | shares | 948,855
Exercisable (in shares) | shares | 948,855
Weighted average exercise price |
Outstanding at beginning (in dollars per share) | $ / shares | $ 3.25
Exercised (in dollars per share) | $ / shares | 3.25
Outstanding at ending (in dollars per share) | $ / shares | 3.25
Exercisable (in dollars per share) | $ / shares | $ 3.25

X
- Definition Number of warrants or rights exercisable. + References No definition available. + Details
Name: | aqb_ClassOfWarrantOfRightExercisable
Namespace Prefix: | aqb_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Exercise of Warrants for Common Stock, shares. + References No definition available. + Details
Name: | aqb_ExerciseofWarrantsforCommonStockshares
Namespace Prefix: | aqb_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number Of Options, Warrants [Roll Forward] + References No definition available. + Details
Name: | aqb_NumberOfOptionsWarrantsRollForward
Namespace Prefix: | aqb_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted Average Exercise Price, Warrants [Roll Forward] + References No definition available. + Details
Name: | aqb_WeightedAverageExercisePriceWarrantsRollForward
Namespace Prefix: | aqb_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted Average Exercise Price of Warrants Exercisable. + References No definition available. + Details
Name: | aqb_WeightedAverageExercisePriceofWarrantsExercisable
Namespace Prefix: | aqb_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 + Details
Name: | us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of warrants or rights outstanding. + References No definition available. + Details
Name: | us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Weighted average price at which option holders acquired shares when converting their stock options into shares. + References No definition available. + Details
Name: | us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=us-gaap_WarrantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |