Adjustment for noncash service expenses paid for by granting of warrants.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

+ Details

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

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-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_ClassOfWarrantOrRightLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- 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

+ Details

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

- Details

Name:	us-gaap_StatementClassOfStockAxis=uncy_SeriesA3PreferredStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=uncy_TrancheAWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementClassOfStockAxis=uncy_SeriesA4PreferredStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=uncy_TrancheBWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementClassOfStockAxis=uncy_SeriesA5PreferredStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=uncy_TrancheCWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Warrant Liability (Details) - USD ($) $ in Millions		6 Months Ended	12 Months Ended
Warrant Liability (Details) - USD ($) $ in Millions	Mar. 03, 2023	Jun. 30, 2026	Dec. 31, 2025	Jul. 11, 2023
Warrant Liability [Line Items]
Fair value of warrants	$ 2.8	$ 13.7	$ 16.9
Series A-3 Preferred Stock [Member] \| Tranche A Warrant [Member]
Warrant Liability [Line Items]
Acquired warrant shares				4,785,243
Series A-4 Preferred Stock [Member] \| Tranche B Warrant [Member]
Warrant Liability [Line Items]
Acquired warrant shares				4,350,221
Series A-5 Preferred Stock [Member] \| Tranche C Warrant [Member]
Warrant Liability [Line Items]
Acquired warrant shares				6,960,353