Real Property Acquisitions and Development (Details 2) (USD $)	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Development projects:
Total development projects	$ 114,369,000	$ 137,544,000
Expansion projects	10,849,000	8,155,000
Total construction in progress conversions	125,218,000	145,699,000
Medical facilities [Member]
Development projects:
Total development projects	42,799,000	70,227,000
Seniors Housing Facilities Triple Net [Member]
Development projects:
Total development projects	$ 71,570,000	$ 67,317,000