CONSOLIDATED STATEMENTS OF INCOME (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012
CONSOLIDATED STATEMENTS OF INCOME
Rental income from a lessee that qualifies as a related party	$ 1,113	$ 1,086
Straight-line rental income from a lessee that qualifies as a related party	12	39
Interest income from an entity that qualifies as a related party	$ 0	$ 180

Represents straight line rental income from an entity that qualifies as a related party.

No definition available.

Name:	ltc_RelatedPartyTransactionStraightLineRentalIncomeFromTransactionsWithRelatedParty
Namespace Prefix:	ltc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration