XML 73 R62.htm IDEA: XBRL DOCUMENT v3.10.0.1

Recently Issued Accounting Standards Lease Accounting Standards (Details) $ in Thousands	Dec. 31, 2018 USD ($)
Lease Accounting Standards [Abstract]
Approximate value of leases	$ 532

X

- Definition

Approximate value of leased assets and liabilities that will be recognized on the balance sheet as part of January 1, 2019 ASU 2016-02 adoption.

+ References

No definition available.

+ Details

Name:	aqb_Approximatevalueofleases
Namespace Prefix:	aqb_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Lease Accounting Standards [Abstract]

+ References

No definition available.

+ Details

Name:	aqb_LeaseAccountingStandardsAbstract
Namespace Prefix:	aqb_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration