Subsequent Events (Details) (USD $)	0 Months Ended	3 Months Ended									12 Months Ended				12 Months Ended		0 Months Ended	1 Months Ended			12 Months Ended	1 Months Ended
	Jan. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013 Owned Properties	Dec. 31, 2013 Restricted stock	Dec. 31, 2012 Restricted stock	Dec. 31, 2013 Bank Borrowings	Dec. 31, 2013 Assisted living properties Owned Properties	Dec. 31, 2013 Subsequent Event Owned Properties	Jan. 31, 2014 Subsequent Event Owned Properties	Jan. 31, 2014 Subsequent Event Restricted stock	Feb. 28, 2014 Subsequent Event Restricted stock	Jan. 31, 2014 Subsequent Event Restricted stock	Jan. 31, 2014 Subsequent Event Bank Borrowings	Dec. 31, 2013 Subsequent Event Assisted living properties property	Mar. 31, 2014 Subsequent Event Dividend declared	Feb. 28, 2014 Subsequent Event Dividend declared	Jan. 31, 2014 Subsequent Event Dividend declared
Investment Commitment
2014 Funding	$ 8,828,000														$ 8,828,000
Remaining Commitment	48,060,000	56,888,000								56,888,000				39,995,000	48,060,000	48,060,000
Number of properties with Assisted Living Concepts, Inc. and Extendicare Health Services, Inc. to be re-leased																					37
Amount borrowed													93,000,000							11,500,000
Amount available for borrowing													$ 219,000,000							$ 207,500,000
Cash dividend per common share		$ 0.510	$ 0.465	$ 0.465	$ 0.465	$ 0.465	$ 0.455	$ 0.435	$ 0.435													$ 0.17	$ 0.17	$ 0.17
Granted (in shares)											34,400	90,500					59,000	59,000
Granted (in dollars per share)																	$ 36.81	$ 36.81
Vesting period																			3 years