Name:	nby_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAndOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice
Namespace Prefix:	nby_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

Weighted average remaining contractual term for fully vested and expected to vest equity instruments other than options and options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	nby_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAndOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm
Namespace Prefix:	nby_
Data Type:	xbrli:durationItemType
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Period Type:	duration

The number of shares into which fully or partially vested stock equity instruments other than options and options outstanding as of the balance sheet date can be currently converted under the option plan.

No definition available.

Name:	nby_ShareBasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAndOptionsExercisableNumber
Namespace Prefix:	nby_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Weighted average price at which option or equity instruments other than options, holders acquired shares when converting their stock options or equity instruments other than options, into shares.

No definition available.

Name:	nby_ShareBasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAndOptionsExercisableWeightedAverageExercisePrice
Namespace Prefix:	nby_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

Weighted average remaining contractual term for equity instruments other than options and options that are exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	nby_ShareBasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAndOptionsExercisableWeightedAverageRemainingContractualTerm
Namespace Prefix:	nby_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

The number of equity-based payment instruments, including stock (or unit) options, outstanding during the reporting period.

No definition available.

Name:	nby_ShareBasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAndOptionsOutstanding
Namespace Prefix:	nby_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan or equity instruments other than options.

No definition available.

Name:	nby_ShareBasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAndOptionsOutstandingWeightedAverageExercisePrice
Namespace Prefix:	nby_
Data Type:	dtr-types:perShareItemType
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Period Type:	instant

Amount by which the current fair value of the underlying stock exceeds the exercise price of fully vested and expected to vest equity instruments other than options and options outstanding.

No definition available.

Name:	nby_ShareBasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAndOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue
Namespace Prefix:	nby_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

As of the balance sheet date, the number of shares into which fully vested and expected to vest stock options and equity instruments other than options outstanding can be converted under the option plan.

No definition available.

Name:	nby_ShareBasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAndOptionsVestedAndExpectedToVestOutstandingNumber
Namespace Prefix:	nby_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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Data Type:	xbrli:sharesItemType
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Period Type:	duration

Weighted average price of options that were either forfeited or expired.

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 718
-SubTopic 10
-Subparagraph (e)(1)
-Name Accounting Standards Codification
-Paragraph 2
-Section 50
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2