XML 67 R57.htm IDEA: XBRL DOCUMENT
v3.23.1

Summary of Common Stock Warrants (Details) | 3 Months Ended
--- | ---
Mar. 31, 2023 $ / shares shares
Share-Based Payment Arrangement [Abstract] |
Number of warrants, outstanding beginning balance | shares | 3,637,190
Weighted average exercise price, outstanding beginning balance | $ / shares | $ 5.16281
Weighted average remaining contractual term | 3 years 7 months 24 days
Number of warrants, granted | shares |
Weighted average exercise price, granted | $ / shares |
Number of warrants, exercised | shares | (30,430,000)
Weighted average exercise price, exercised | $ / shares | $ 0.69
Number of warrants, forfeited | shares |
Weighted average exercise price, forfeited | $ / shares |
Number of warrants, cancelled | shares | (49,570,000)
Weighted average exercise price, cancelled | $ / shares | $ 1.18
Number of warrants, expired | shares |
Weighted average exercise price, expired | $ / shares |
Number of warrants, outstanding ending balance | shares | 3,557,190
Weighted average exercise price, outstanding ending balance | $ / shares | $ 5.256569
Weighted average remaining contractual term | 3 years 5 months 19 days
Number of warrants, exercisable | shares | 3,557,190
Weighted average exercise price, exercisable | $ / shares | $ 5.256569
Weighted average remaining contractual term, exercisable | 3 years 5 months 19 days

X
- Definition Number of shares under non-option equity instrument agreements that were cancelled as a result of occurrence of a terminating event. + References No definition available. + Details
Name: | NXGL_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsCancelled
Namespace Prefix: | NXGL_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of shares into which fully or partially vested warrants outstanding as of the balance sheet date can be currently converted under the option plan. + References No definition available. + Details
Name: | NXGL_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsExercisableNumber
Namespace Prefix: | NXGL_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of warrants outstanding and currently exercisable under the warrants plan. + References No definition available. + Details
Name: | NXGL_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsExercisableWeightedAverageExercisePrice
Namespace Prefix: | NXGL_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the warrants plan. + References No definition available. + Details
Name: | NXGL_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsOutstandingWeightedAverageExercisePrice
Namespace Prefix: | NXGL_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Weighted average price at which option holders acquired shares when converting their warrants into shares. + References No definition available. + Details
Name: | NXGL_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsExercisesInPeriodWeightedAverageExercisePrice
Namespace Prefix: | NXGL_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to warrants of the plan that expired. + References No definition available. + Details
Name: | NXGL_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsExpirationsInPeriodWeightedAverageExercisePrice
Namespace Prefix: | NXGL_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to warrants that were terminated. + References No definition available. + Details
Name: | NXGL_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsForfeituresInPeriodWeightedAverageExercisePrice
Namespace Prefix: | NXGL_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to warrants that were terminated. + References No definition available. + Details
Name: | NXGL_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsGrantsInPeriodWeightedAverageCancelledPrice
Namespace Prefix: | NXGL_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of warrants. + References No definition available. + Details
Name: | NXGL_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsGrantsInPeriodWeightedAverageExercisePrice
Namespace Prefix: | NXGL_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average remaining contractual term, exercisable. + References No definition available. + Details
Name: | NXGL_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsExercisableWeightedAverageRemainingContractualTerm1
Namespace Prefix: | NXGL_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Share based compensation arrangement by share based payment award non options outstanding weighted average remaining contractual term 1. + References No definition available. + Details
Name: | NXGL_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerm1
Namespace Prefix: | NXGL_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average remaining contractual term for non option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | NXGL_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerm2
Namespace Prefix: | NXGL_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Number of non-option equity instruments exercised by participants. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(2) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares under non-option equity instrument agreements for which rights to exercise lapsed. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(4) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares under non-option equity instrument agreements that were cancelled as a result of occurrence of a terminating event. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(3) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeitures
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Net number of non-option equity instruments granted to participants. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(1) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of equity instruments other than options outstanding, including both vested and non-vested instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(ii) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant