Real Estate And Loans Receivable (Lease Operations) (Details) (USD $)	12 Months Ended				3 Months Ended		12 Months Ended				1 Months Ended		3 Months Ended	12 Months Ended			1 Months Ended		3 Months Ended		0 Months Ended		3 Months Ended		12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Jan. 31, 2011	Dec. 31, 2011 LTACH Facility [member]	Jun. 30, 2011 Denham Springs Facility [Member]	Dec. 31, 2011 Denham Springs Facility [Member]	Dec. 31, 2011 Intangible Assets [Member]	Dec. 31, 2010 Intangible Assets [Member]	Dec. 31, 2009 Intangible Assets [Member]	Sep. 30, 2010 Leasing Operations [Member]	Apr. 30, 2009 Leasing Operations [Member]	Jun. 30, 2009 Leasing Operations [Member]	Dec. 31, 2011 Leasing Operations [Member]	Dec. 31, 2010 Leasing Operations [Member]	Mar. 31, 2010 Leasing Operations [Member]	Jun. 30, 2009 Leasing Operations [Member] Bucks County Facility [Member]	Dec. 31, 2008 Leasing Operations [Member] Bucks County Facility [Member]	Dec. 31, 2010 Leasing Operations [Member] Bucks County Facility [Member]	Sep. 30, 2008 Leasing Operations [Member] General Acute Care Hospitals [Member]	Nov. 01, 2008 Leasing Operations [Member] Redding Hospital [Member]	Nov. 02, 2008 Leasing Operations [Member] Redding Hospital [Member]	Jun. 30, 2011 Leasing Operations [Member] Redding Hospital [Member]	Jun. 30, 2010 Leasing Operations [Member] Redding Hospital [Member]	Dec. 31, 2011 Leasing Operations [Member] Redding Hospital [Member]	Dec. 31, 2010 Leasing Operations [Member] Redding Hospital [Member]	Dec. 31, 2009 Leasing Operations [Member] Redding Hospital [Member]	Dec. 31, 2011 Leasing Operations [Member] Monroe Hospital [Member]	Dec. 31, 2010 Leasing Operations [Member] Monroe Hospital [Member]
Real Estate And Lending Activities [Line Items]
Terminated leases																				2
Term of lease, years																	5
Number of lease extension options in current lease contract																3	15
Term of lease extension, years																5	1
Wrote off in related straight-line rent receivables					$ 1,300,000
Early lease termination fees												1,100,000
Amortization expense related to intangible lease assets					600,000			5,200,000	3,200,000	4,500,000
Billed rent						1,500,000
Unbilled rent						200,000
Other receivables						100,000
Promissory note receivables						700,000
Payments received from the tenant						200,000
Loan recovered							700,000
Receivables from real estate							4,200,000
Accelerated amortization								600,000		500,000			500,000
Uncollectible rent and other receivables write-off in lease termination																		4,700,000
Receivables guaranteed by former tenant's parent company																		3,800,000
Income expected to be recognized from remaining lease period including previous values																									1,200,000	1,200,000	1,200,000
Impairment charges against real estate	2,470,000	3,694,000	1,111,000			600,000
Agreed to settle unpaid rent																			3,800,000
Unpaid rent																			1,400,000
Charge to unpaid rent																			2,400,000
Lease base, previous																					60,000,000
Lease base																					63,000,000
Lease advance																												28,600,000
Revenue contributed by the acquired entity															1,400,000
Operating leases rent, interest and other charges outstanding																												14,900,000
Accrued operating leases rent, interest and other charges outstanding																												3,400,000
Initial cash rent																	2,000,000
Rate of increase in annual rent														2.00%			2.00%
Equity method investment, ownership percentage	100.00%			51.00%
Advanced amount of working capital loan agreement																												600,000
Interest receivables																													5,600,000
Impairment of working capital loan recognized																													12,000,000
Impairment of working capital loan estimation-membership interest of operator/lessee considered for first priority secured interest																												100.00%
Net investment to maximum exposure																												31,500,000
Impairment of working capital loan estimation-patient receivables considered for first priority secured interest																												7,000,000
Gain resulted in exchange of real estate property											1,300,000
Straight line rent receivables write-off											200,000																		2,500,000
Additional rent received from lease agreement																	1,000,000					12,000,000		12,000,000
Estimated future rent amount expected from lease agreement																						8,000,000
Income expected to recognize from remaining lease period																							$ 8,200,000		$ 3,800,000
Number of days past due																													90