Real Estate Loans Receivable (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Advances on real estate loans receivable:
Investments in new loans	$ 8,013	$ 368,080
Draws on existing loans	19,238	16,615
Net cash advances on real estate loans	27,251	384,695
Receipts on real estate loans receivable:
Loan payoffs	116,358	8,568
Principal payments on loans	3,107	7,933
Sub-total	119,465	16,501
Less : Non-cash activity	(25,691)	0
Total receipts on real estate loans	93,774	16,501
Net advances (receipts) on real estate loans	(66,523)	368,194
Change in balance due to foreign currency translation	(1,987)	(3,096)
Net change Real Estate Loans Receivable	(94,201)	365,098
Triple Net [Member]
Advances on real estate loans receivable:
Investments in new loans	8,013	368,080
Draws on existing loans	19,206	14,330
Net cash advances on real estate loans	27,219	382,410
Receipts on real estate loans receivable:
Loan payoffs	104,068	8,568
Principal payments on loans	3,107	7,933
Sub-total	107,175	16,501
Less : Non-cash activity	(25,691)	0
Total receipts on real estate loans	81,484	16,501
Net advances (receipts) on real estate loans	(54,265)	365,909
Change in balance due to foreign currency translation	(1,987)	(3,096)
Net change Real Estate Loans Receivable	(81,943)	362,813
Outpatient Medical [Member]
Advances on real estate loans receivable:
Investments in new loans	0	0
Draws on existing loans	32	2,285
Net cash advances on real estate loans	32	2,285
Receipts on real estate loans receivable:
Loan payoffs	12,290	0
Principal payments on loans	0	0
Sub-total	12,290	0
Less : Non-cash activity	0	0
Total receipts on real estate loans	12,290	0
Net advances (receipts) on real estate loans	(12,258)	2,285
Change in balance due to foreign currency translation	0	0
Net change Real Estate Loans Receivable	$ (12,258)	$ 2,285