XML 54 R43.htm IDEA: XBRL DOCUMENT v3.25.3

Dynavax Purchase (Details) - Dynavax Technologies $ in Thousands	1 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2021 USD ($)	Sep. 30, 2025 USD ($) milestone	Dec. 31, 2020 USD ($)
Asset Acquisition [Line Items]
Upfront payment			$ 9,000
Number of commercial milestones | milestone		4
Maximum aggregate milestone payments per development milestone		$ 170,000
Royalties as a percentage of net sales, under sales threshold		0.100
Royalties, sales threshold amount		$ 1,000,000
Royalties as a percentage of sales, over threshold amount		0.120
Commercial Milestone
Asset Acquisition [Line Items]
Maximum aggregate milestone payments per development milestone		$ 80,000
Minimum
Asset Acquisition [Line Items]
Payments for milestone	$ 1,000	1,000
Maximum
Asset Acquisition [Line Items]
Payments for milestone		$ 10,000

X

- Definition

Asset Acquisition, Maximum Milestone Amount

+ References

No definition available.

+ Details

Name:	tlsi_AssetAcquisitionMaximumMilestoneAmount
Namespace Prefix:	tlsi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Asset Acquisition, Number of Commercial Milestones

+ References

No definition available.

+ Details

Name:	tlsi_AssetAcquisitionNumberOfCommercialMilestones
Namespace Prefix:	tlsi_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Asset Acquisition, Royalties, Sales Threshold Amount

+ References

No definition available.

+ Details

Name:	tlsi_AssetAcquisitionRoyaltiesSalesThresholdAmount
Namespace Prefix:	tlsi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Asset Acquisition, Royalty Percentage, Over Threshold Amount

+ References

No definition available.

+ Details

Name:	tlsi_AssetAcquisitionRoyaltyPercentageOverThresholdAmount
Namespace Prefix:	tlsi_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Asset Acquisition, Royalty Percentage, Under Threshold Amount

+ References

No definition available.

+ Details

Name:	tlsi_AssetAcquisitionRoyaltyPercentageUnderThresholdAmount
Namespace Prefix:	tlsi_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Payments for Asset Acquisition, Milestone Amount

+ References

No definition available.

+ Details

Name:	tlsi_PaymentsForAssetAcquisitionMilestoneAmount
Namespace Prefix:	tlsi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 55
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479908/805-50-55-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 25
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480060/805-50-25-1

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 30
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480027/805-50-30-1

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 30
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480027/805-50-30-2

+ Details

Name:	us-gaap_AssetAcquisitionConsiderationTransferred
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- 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/2003/role/disclosureRef
-Topic 350
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482573/350-20-50-4

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 15
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480123/805-50-15-3

+ Details

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

X

- Details

Name:	us-gaap_AssetAcquisitionAxis=tlsi_DynavaxTechnologiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tlsi_CommercialMilestoneTypeAxis=tlsi_CommercialMilestoneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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

X

- Details

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