Name:	neos_LongTermDebtAndFinanceLeaseObligations
Namespace Prefix:	neos_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of long-term debt, including financing and capital lease obligations due within one year or the normal operating cycle, if longer.

No definition available.

Name:	neos_LongTermDebtAndFinanceLeaseObligationsCurrent
Namespace Prefix:	neos_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of minimum lease payments for long term debt including financing and capital leases due in the fifth rolling twelve months following the latest balance sheet date.

No definition available.

Name:	neos_LongTermDebtAndFinanceLeaseObligationsFuturePaymentsInRollingYearFive
Namespace Prefix:	neos_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of minimum lease payments for long term debt including financing and capital leases due in the fourth rolling twelve months following the latest balance sheet date

No definition available.

Name:	neos_LongTermDebtAndFinanceLeaseObligationsFuturePaymentsInRollingYearFour
Namespace Prefix:	neos_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of minimum lease payments for long term debt including financing and capital leases due in the third rolling twelve months following the latest balance sheet date.

No definition available.

Name:	neos_LongTermDebtAndFinanceLeaseObligationsFuturePaymentsInRollingYearThree
Namespace Prefix:	neos_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of minimum lease payments for long term debt including financing and capital leases due in the second rolling twelve months following the latest balance sheet date.

No definition available.

Name:	neos_LongTermDebtAndFinanceLeaseObligationsFuturePaymentsInRollingYearTwo
Namespace Prefix:	neos_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of long term debt including financing and capital lease obligations before deduction of unamortized discount or premium, including both current and noncurrent.

No definition available.

Name:	neos_LongTermDebtAndFinanceLeaseObligationsIncludingCurrentMaturitiesGross
Namespace Prefix:	neos_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of minimum lease payments for long term debt including financing and capital leases due in the next rolling twelve months following the latest balance sheet date.

No definition available.

Name:	neos_LongTermDebtAndFinanceLeaseObligationsIncludingCurrentMaturitiesGrossNextRollingTwelveMonths
Namespace Prefix:	neos_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

n/a

No definition available.

Name:	neos_MaturitiesOfLongtermDebtAndFinanceLeaseObligationsAbstract
Namespace Prefix:	neos_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Amount, after accumulated amortization, of debt discount.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28541-108399

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400