Real Estate Investments - Owned Properties (Details) - Real Estate Investment	Dec. 31, 2018 property
Real Estate Investments
Number of properties	175
Number of states	28
Number of operators	28
ALF
Real Estate Investments
Number of properties	103
SNF
Real Estate Investments
Number of properties	71
Hospital
Real Estate Investments
Number of properties	1

Represents the number of operators associated with certain investments.

No definition available.

Name:	ltc_RealEstateInvestmentsNumberOfOperatorsInStates
Namespace Prefix:	ltc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant