XML 43 R31.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Accounting Policies (Details) | 6 Months Ended
--- | ---
Jun. 30, 2018
Accounting Policies [Abstract] |
Supply agreement term | 3 years
Amounts billed, payment term | 30 days
Amounts billed, discount percentage if paid within discount term | 1.00%
Amounts billed, payment term to receive discount percentage | 15 days

X
- Definition Revenue, Performance Obligation, Description Of Payment Terms, Discount Percentage + References No definition available. + Details
Name: | avns_RevenuePerformanceObligationDescriptionOfPaymentTermsDiscountPercentage
Namespace Prefix: | avns_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Revenue, Performance Obligation, Description Of Payment Terms, Discount Term + References No definition available. + Details
Name: | avns_RevenuePerformanceObligationDescriptionOfPaymentTermsDiscountTerm
Namespace Prefix: | avns_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Revenue, Performance Obligation, Description Of Payment Terms, Supply Agreement Term + References No definition available. + Details
Name: | avns_RevenuePerformanceObligationDescriptionOfPaymentTermsSupplyAgreementTerm
Namespace Prefix: | avns_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Revenue, Performance Obligation, Description Of Payment Terms, Term + References No definition available. + Details
Name: | avns_RevenuePerformanceObligationDescriptionOfPaymentTermsTerm
Namespace Prefix: | avns_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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