Deferred Grant Income (Details) - USD ($)	1 Months Ended	3 Months Ended	6 Months Ended
Apr. 30, 2021	Jun. 30, 2021	Jun. 30, 2021	May 31, 2021
Deferred Grant Income
Expected Award amount	$ 2,392,845
Grant term (in years)	3 years
Deferred Grant Income		$ 251,810	$ 251,810	$ 308,861
Grant income recognized		$ 57,051	$ 57,051

The amount of aggregate estimated grant award receivable over a period of time.

No definition available.

Name:	rnaz_AggregateGrantReceivableEstimatedAmount
Namespace Prefix:	rnaz_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- References

No definition available.

+ Details

Name:	rnaz_DeferredGrantIncomeAbstract
Namespace Prefix:	rnaz_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of grant income recognized during the period classified as other.

+ References

No definition available.

+ Details

Name:	rnaz_GrantIncomeOther
Namespace Prefix:	rnaz_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Period of time between award and receivable of grant income, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	rnaz_TermOfGrant
Namespace Prefix:	rnaz_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of deferred income excluding obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as current.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 25
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=28183603&loc=d3e692-112598

+ Details

Name:	us-gaap_DeferredIncomeCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant