XML 109 R89.htm IDEA: XBRL DOCUMENT
v3.23.3

Preferred Stock - Summary of Warrants to Purchase Convertible Preferred Stock (Details) - $ / shares | Sep. 30, 2023 | Aug. 10, 2023 | Dec. 31, 2022 | Oct. 31, 2022
--- | --- | --- | --- | ---
Class of Warrant or Right [Line Items] |  |  |  |
Exercise price of warrants (in dollars per share) |  | $ 11.50 |  |
Warrants outstanding (in shares) | 14,266,605 | 14,266,605 | 2,871,084 |
Series A-5 |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Exercise price of warrants (in dollars per share) |  |  | $ 17.81 |
Warrants outstanding (in shares) |  |  | 4,213 |
Series A-6 |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Exercise price of warrants (in dollars per share) |  |  | $ 20.23 |
Warrants outstanding (in shares) |  |  | 5,190 |
Series B |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Exercise price of warrants (in dollars per share) |  |  | $ 0.41 |
Warrants outstanding (in shares) |  |  | 36,707 |
Series B-3 |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Exercise price of warrants (in dollars per share) |  |  | $ 2.03 |
Warrants outstanding (in shares) |  |  | 2,824,974 | 2,824,974

X
- Definition Exercise price per share or per unit of warrants or rights outstanding. + 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_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

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

X
- Definition Number of warrants or rights outstanding. + References No definition available. + Details
Name: | us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=tlsi_SeriesA5ConvertiblePreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=tlsi_SeriesA6ConvertiblePreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=tlsi_SeriesBConvertiblePreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=tlsi_SeriesB3ConvertiblePreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |