XML 287 R79.htm IDEA: XBRL DOCUMENT v3.25.0.1

Subsequent Events (Details) - USD ($) $ in Millions	Jan. 09, 2025	Mar. 04, 2024	Apr. 05, 2023
Subsequent Event [Line Items]
Proceeds from sale of NOLs		$ 0.7	$ 2.2
Subsequent event
Subsequent Event [Line Items]
Proceeds from sale of NOLs	$ 0.9

X

- Definition

Proceeds From Sale Of Net Operating Losses

+ References

No definition available.

+ Details

Name:	lsta_ProceedsFromSaleOfNetOperatingLosses
Namespace Prefix:	lsta_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

+ Details

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

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: