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Statutory surplus reserves (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2025 | Dec. 31, 2024
Insurance [Abstract] |  |
Surplus reserve tax rate | 10.00% |
Statutory reserves fund | 50.00% |
Surplus reserve | $ 1,737 | $ 1,737

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- Definition Statutory reserves fund rate. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- Definition Surplus reserve tax rate. + References No definition available. + Details
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Namespace Prefix: | licn_
Data Type: | dtr:percentItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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- Definition Amount of statutory capital and surplus required to be maintained under prescribed or permitted statutory accounting practice. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477908/944-505-50-1 + Details
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