v3.21.1

Leases - Supplemental cash flow information (Details) - USD ($) | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Operating leases |  |
Operating cash flows from operating leases | $ 43,120 | $ 19,750

X
- Definition Amount of operating cash flows from operating leases. + References No definition available. + Details
Name: | aanc_OperatingCashFlowsFromOperatingLeases
Namespace Prefix: | aanc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_LesseeOperatingLeaseDescriptionAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration