XML 46 R34.htm IDEA: XBRL DOCUMENT
v3.25.1

Operating Leases (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2025
Leases [Abstract] |
Schedule of Operating Lease Liabilities and Right-of-Use Assets on Balance Sheet | Operating lease liabilities and right-of-use assets were recorded in the following captions of the Company's balance sheet as follows (in thousands):
| March 31, 2025 |  | December 31, 2024
Right-of-Use Assets: |  |  |
Other assets | $ | 93 |  |  | $ | 138 |
Total Right-of-Use Asset | $ | 93 |  |  | $ | 138 |
Operating Lease Liabilities: |  |  |
Accrued liabilities | $ | 92 |  |  | $ | 137 |
Total Operating Lease Liabilities | $ | 92 |  |  | $ | 137 |
Schedule of Future Minimum Lease Payments Under Lease Agreements | Future minimum lease payments under the lease agreement as of March 31, 2025 were as follows (in thousands):
Years ended | Operating Leases
2025 | 95 |
Total lease payments | 95 |
Less: Amounts representing interest | (3) |
Present value of lease liabilities | $ | 92 |

X
- Definition Lessee, Operating Lease, Balance Sheet Presentation [Table Text Block] + References No definition available. + Details
Name: | lsta_LesseeOperatingLeaseBalanceSheetPresentationTableTextBlock
Namespace Prefix: | lsta_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-6 + Details
Name: | us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration