The maximum aggregate amount of royalty payments payable under the earn-out arrangement.

No definition available.

Name:	nuwe_AggregateEarnoutRoyaltyPayments
Namespace Prefix:	nuwe_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of consideration transferred cash at closing, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

No definition available.

+ Details

Name:	nuwe_BusinessCombinationConsiderationTransferredCashAtClosing
Namespace Prefix:	nuwe_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Stock options issued at closing of Securities Purchase Agreement.

+ References

No definition available.

+ Details

Name:	nuwe_BusinessCombinationConsiderationTransferredOptionsAtClosing
Namespace Prefix:	nuwe_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

'The percentage of exercise price per share or per unit of warrants equal to common stock.

+ References

No definition available.

+ Details

Name:	nuwe_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsPercentageEqualToCommonStock
Namespace Prefix:	nuwe_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Period warrants expiry , in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	nuwe_ClassOfWarrantOrRightWarrantExpiryPeriod
Namespace Prefix:	nuwe_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of future earnout payment payable upon the earlier of regulatory clearance or a specified date in connection with the acquisition.

+ References

No definition available.

+ Details

Name:	nuwe_FutureEarnoutMilestonePayments
Namespace Prefix:	nuwe_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of future milestone payment payable on or prior to December 31, 2026 in connection with the Rendiatech acquisition.

+ References

No definition available.

+ Details

Name:	nuwe_FutureMilestonePayments
Namespace Prefix:	nuwe_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Percentage of earn-out royalty payable under the acquisition agreement.

+ References

No definition available.

+ Details

Name:	nuwe_PercentageOfEarnoutRoyaltyPayments
Namespace Prefix:	nuwe_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480738/235-10-S50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(h)(4))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-3

+ Details

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-3

+ Details

Name:	us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

The number of warrants or rights which entitle the entity to receive future services in exchange for the unvested, forfeitable warrants or rights.

+ References

No definition available.

+ Details

Name:	us-gaap_ClassOfWarrantOrRightUnissued
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Face amount or stated value per share of common stock.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_CommonStockParOrStatedValuePerShare
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

+ References

+ Details

Name:	us-gaap_CommonStockSharesIssued
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-SubTopic 10
-Topic 505
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.6-05(4))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479170/946-210-S99-2

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 946
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Subparagraph (SX 210.6-09(4)(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479134/946-220-S99-3

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-04(16)(a))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479170/946-210-S99-1

Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 946
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Subparagraph (SX 210.6-09(7))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479134/946-220-S99-3

+ Details

Name:	us-gaap_CommonStockSharesOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

The cash inflow from the additional capital contribution to the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 14
-Subparagraph (a)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-14

+ Details

Name:	us-gaap_ProceedsFromIssuanceOfCommonStock
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement.

+ References

+ Details

Name:	us-gaap_ProceedsFromIssuanceOfPrivatePlacement
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash inflow associated with the amount received from holders exercising their stock warrants.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 14
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-14

+ Details

Name:	us-gaap_ProceedsFromWarrantExercises
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockPricePerShare
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of new stock issued during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-SubTopic 10
-Topic 505
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(28))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478448/946-505-50-2

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Subparagraph (SX 210.6-09(4)(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479134/946-220-S99-3

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Subparagraph (SX 210.6-03(i)(1))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479886/946-10-S99-3

Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

+ Details

Name:	us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

+ Details

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=nuwe_SecuritiesPurchaseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=nuwe_RendiatechLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=us-gaap_PrivatePlacementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=nuwe_CommonAndPreFundedWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=nuwe_CommonStockAndPreFundedWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=nuwe_June2025StockOfferingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementClassOfStockAxis=nuwe_SeriesAWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementClassOfStockAxis=nuwe_SeriesBWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=nuwe_April2024OfferingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=nuwe_June2025WarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=nuwe_November2024WarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=nuwe_PlacementAgentWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Subsequent Events (Details) - USD ($)				12 Months Ended
Subsequent Events (Details) - USD ($)	Jan. 29, 2026	Jun. 10, 2025	Apr. 30, 2024	Dec. 31, 2025	Dec. 31, 2024	Jul. 03, 2025	Nov. 05, 2024	Nov. 04, 2024	Aug. 30, 2024	Aug. 23, 2024	Aug. 13, 2024
Subsequent Events [Abstract]
Warrants to purchase shares of common stock (in Shares)							43,632
Common stock, par value (in Dollars per share)				$ 0.0001	$ 0.0001
Gross proceeds (in Dollars)				$ 3,999,000	$ 2,403,000
Exercise price of warrants (in Dollars per share)							$ 88.2
Proceeds from warrants exercises (in Dollars)				$ 0	$ 288,000
Common stock shares issued (in Shares)				1,686,217	104,142
Common stock shares outstanding (in Shares)				1,686,217	104,142
Common Stock [Member]
Subsequent Events [Abstract]
Issuance of common stock (in Shares)				396,825	30,336
Securities Purchase Agreement [Member]
Subsequent Events [Abstract]
Common stock, par value (in Dollars per share)										$ 0.0001
Subsequent Event [Member]
Subsequent Events [Abstract]
Proceeds from Issuance of Private Placement (in Dollars)	$ 3,100,000
Exercise price of warrants (in Dollars per share)	$ 2.84
Warrant expiry period	5 years
Common stock shares issued (in Shares)	1,686,892
Common stock shares outstanding (in Shares)	1,686,892
Subsequent Event [Member] \| Rendiatech, Ltd [Member] \| Securities Purchase Agreement [Member]
Subsequent Events [Abstract]
Issuance of common stock (in Shares)	150,000
Consideration cash at closing (in Dollars)	$ 125,000
Business Combination Consideration Transferred Options at Closing	30,000
Future milestone payments (in Dollars)	$ 125,000
Future earnout payments (in Dollars)	$ 250,000
Earn-out royalty percentage	9.00%
Aggregate earn-out royalty payments (in Dollars)	$ 2,000,000
Private Placement [Member] \| Subsequent Event [Member] \| Securities Purchase Agreement [Member]
Subsequent Events [Abstract]
Common stock, par value (in Dollars per share)	$ 0.0001
Common stock offering price per share (in Dollars per share)	$ 3.09
Private Placement [Member] \| Subsequent Event [Member] \| Securities Purchase Agreement [Member] \| Common Stock [Member]
Subsequent Events [Abstract]
Issuance of common stock (in Shares)	994,537
Warrants to purchase shares of common stock (in Shares)	994,537
Private Placement [Member] \| Subsequent Event [Member] \| Securities Purchase Agreement [Member] \| Common and Pre-Funded Warrant [Member]
Subsequent Events [Abstract]
Issuance of common stock (in Shares)	1,989,074
Private Placement [Member] \| Subsequent Event [Member] \| Securities Purchase Agreement [Member] \| Common Stock and Pre-Funded Warrant [Member]
Subsequent Events [Abstract]
Warrants to purchase shares of common stock (in Shares)	1,989,074
June Offering [Member]
Subsequent Events [Abstract]
Exercise price of warrants (in Dollars per share)		$ 0.0042
June Offering [Member] \| Common Stock [Member]
Subsequent Events [Abstract]
Issuance of common stock (in Shares)		61,444
Warrants to purchase shares of common stock (in Shares)		335,381
Gross proceeds (in Dollars)		$ 5,000,000
June Offering [Member] \| Series A Warrants [Member]
Subsequent Events [Abstract]
Exercise price of warrants (in Dollars per share)						$ 7
June Offering [Member] \| Series B Warrants [Member]
Subsequent Events [Abstract]
Common stock offering price per share (in Dollars per share)		$ 12.6
Exercise price of warrants (in Dollars per share)						$ 0
June Offering [Member] \| Maximum [Member] \| Series A Warrants [Member]
Subsequent Events [Abstract]
Warrants to purchase shares of common stock (in Shares)		1,190,480
June Offering [Member] \| Maximum [Member] \| Series B Warrants [Member]
Subsequent Events [Abstract]
Warrants to purchase shares of common stock (in Shares)		396,829
April 2024 Offering [Member]
Subsequent Events [Abstract]
Issuance of common stock (in Shares)		5,728	5,728
Warrants to purchase shares of common stock (in Shares)		11,480	76,531					1,900,000			59,484
Common stock offering price per share (in Dollars per share)			$ 352.8
Issuance of common stock for pre-funded warrants (in Shares)		1,925	1,925
Percentage of warrants purchase common stock equal								100.00%
Exercise price of warrants (in Dollars per share)			$ 88.2	$ 93.66					$ 88.2		$ 104.58
Warrant expiry period				5 years
June 2025 Warrants [Member] \| Subsequent Event [Member]
Subsequent Events [Abstract]
Percentage of warrants purchase common stock equal	200.00%
Exercise price of warrants (in Dollars per share)	$ 2.84
Proceeds from warrants exercises (in Dollars)	$ 2,000,000
November 2024 Warrants [Member] \| Subsequent Event [Member]
Subsequent Events [Abstract]
Warrants to purchase shares of common stock (in Shares)	623,585
Percentage of warrants purchase common stock equal	200.00%
Exercise price of warrants (in Dollars per share)	$ 2.84
Placement Agent Warrants [Member] \| Subsequent Event [Member]
Subsequent Events [Abstract]
Warrants to purchase shares of common stock (in Shares)	48,544
Exercise price of warrants (in Dollars per share)	$ 5.0985