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Summary of Significant Accounting Policies (Details 2) (USD $)
 12 Months Ended 3 Months Ended
Dec. 31, 2014
item
Dec. 31, 2013
property
Revenue Recognition    
Maximum period over which loan is to be considered as non-performing 60 days  
Methods used for calculation of annual increases over the rents of the prior year 4ltc_NumberOfMethodsConsideredForCalculationOfIncreaseInRents  
Maximum period over which a lease is to be considered as non-performing 60 days  
Federal Income Taxes    
Period considered for calculation of depreciation for federal tax purpose 27 years 6 months  
Period considered for determining the taxability of distributions to shareholders 40 years  
(Excess) / Deficit of book basis of net depreciable assets over tax basis $ 14,363,000ltc_AssetsDifferencesBetweenBookAndTaxBasis  
Discontinued Operations    
Depreciation expense 0us-gaap_Depreciation  
Assisted Living Properties [Member]    
Assisted living properties    
Write-off of straight-line rent receivable balance   $ 878,000ltc_WriteOffOfStraightLineRentReceivableBalance
/ us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis
= ltc_AssistedLivingPropertiesMember
Number of properties leased   4us-gaap_PropertySubjectToOrAvailableForOperatingLeaseNumberOfUnits
/ us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis
= ltc_AssistedLivingPropertiesMember
Minimum [Member]    
Revenue Recognition    
Specified annual increase over the prior year's rent (as a percent) 2.00%ltc_AnnualIncreaseInRent
/ us-gaap_RangeAxis
= us-gaap_MinimumMember		  
Maximum [Member]    
Revenue Recognition    
Specified annual increase over the prior year's rent (as a percent) 3.00%ltc_AnnualIncreaseInRent
/ us-gaap_RangeAxis
= us-gaap_MaximumMember