Note 1 - Organization and Capitalization (Details Textual) - China National Scientific and Instruments and Materials Company [Member] - USD ($) $ in Millions	1 Months Ended	48 Months Ended
Dec. 31, 2017	Dec. 31, 2021
Proceeds from Distribution Agreement		$ 15
Distribution Agreement, Minimum Royalties Receivable Upon Regulatory Approval		$ 14
Maximum [Member]
Expected Proceeds from Distribution Agreement	$ 29

Represents the minimum royalties receivable upon regulatory approval under aa distribution agreement.

No definition available.

Name:	asxc_DistributionAgreementMinimumRoyaltiesReceivableUponRegulatoryApproval
Namespace Prefix:	asxc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant