Consolidated Balance Sheets (Parenthetical) (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Real Estate, net	$ 7,791,501	$ 6,773,022
Cash and equivalents	331,449	326,518
Restricted cash	241,562	266,530
Other assets	485,970	409,366
Mortgage debt and notes payable, nonrecourse	4,501,169	4,238,201
Accounts payable, accrued expenses and other liabilities	$ 968,089	$ 847,011
Preferred stock, without par value	$ 0	$ 0
Preferred stock, shares authorized	20,000,000	20,000,000
Preferred stock, shares issued	0	0
Variable interest entities
Real Estate, net	$ 591,500	$ 427,800
Cash and equivalents	45,700	20,600
Restricted cash	13,600	28,600
Other assets	19,400	19,600
Mortgage debt and notes payable, nonrecourse	283,100	250,700
Accounts payable, accrued expenses and other liabilities	$ 115,500	$ 42,600
Common stock Class A
Common stock, par value per share	$ 0.333	$ 0.333
Common stock, shares authorized	371,000,000	371,000,000
Common stock, shares issued	240,354,028	180,859,262
Common stock, shares outstanding	238,844,963	179,763,952
Treasury stock, Class A shares	1,509,065	1,095,310
Common stock Class B
Common stock, par value per share	$ 0.333	$ 0.333
Common stock, shares authorized	56,000,000	56,000,000
Common stock, shares issued	18,824,341	19,208,517
Common stock, shares outstanding	18,824,341	19,208,517
Common stock, shares issuable	26,257,961	26,257,961