Note 12 - Commitments and Contingencies - Charter Commitments (Details) $ in Thousands	Jun. 30, 2021 USD ($)
2021	$ 1,748
2022	6,142
Total	$ 7,890

Amount of minimum payments for charter commitments in the remainder of the fiscal year following the latest fiscal year ended.

No definition available.

Name:	lind_CharterCommitmentsFutureMinimumPaymentsRemainderOfFiscalYear
Namespace Prefix:	lind_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant