Commitments and Contingencies (Details) $ in Thousands	Sep. 30, 2025 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Real estate investment property, estimated cost	$ 29,100

Real Estate Investment Property, Estimated Development Costs

No definition available.

Name:	lxp_RealEstateInvestmentPropertyEstimatedDevelopmentCosts
Namespace Prefix:	lxp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant