Disclosure about Fair Value of Financial Instruments (Details 1) $ in Thousands	Dec. 31, 2015 USD ($)
The Market approach utilized to measure fair value of financial assets and liabilities on recurring basis
Available-for-sale equity investments	$ 22,779	[1]
Foreign currency forward contract	129,520	[2]
Redeemable OP Unit holder Interests	112,029
Total	241,549
Level 1 [Member]
The Market approach utilized to measure fair value of financial assets and liabilities on recurring basis
Available-for-sale equity investments	22,779	[1]
Foreign currency forward contract	0	[2]
Redeemable OP Unit holder Interests	0
Total	0
Level 2 [Member]
The Market approach utilized to measure fair value of financial assets and liabilities on recurring basis
Available-for-sale equity investments	0	[1]
Foreign currency forward contract	129,520	[2]
Redeemable OP Unit holder Interests	112,029
Total	241,549
Level 3 [Member]
The Market approach utilized to measure fair value of financial assets and liabilities on recurring basis
Available-for-sale equity investments	0	[1]
Foreign currency forward contract	0	[2]
Redeemable OP Unit holder Interests	0
Total	$ 0

[1] Unrealized gain or losses on equity investments are recorded in accumulated other comprehensive income (loss) at each measurement date. During 2015, we recognized an other than temporary impairment charge of $35,648,000 on the Genesis Healthcare stock investment which was recorded through other expense. Also see Note 11 for details related to the gain on the derivative asset originally recognized.

[2] Please see Note 11 for additional information.