CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Net loss	$ (2,718,993)	$ (484,646)	$ (3,123,050)	$ (514,801)
Changes in accumulated other comprehensive income (loss) related to:
Investments in unconsolidated ventures, net	25,489	4,409	(988)	9,319
Available-for-sale debt securities	(2,578)	(766)	(1,089)	1,298
Cash flow hedges	(42)	(6,187)	(1)	(6,850)
Foreign currency translation	30,165	7,574	(30,209)	(20,672)
Net investment hedges	(193)	3,606	21,415	16,470
Other comprehensive income (loss)	52,841	8,636	(10,872)	(435)
Comprehensive loss	(2,666,152)	(476,010)	(3,133,922)	(515,236)
Comprehensive income (loss) attributable to noncontrolling interests:
Comprehensive loss attributable to stockholders	(1,996,141)	(436,933)	(2,369,714)	(503,864)
Investment entities
Comprehensive income (loss) attributable to noncontrolling interests:
Redeemable noncontrolling interests	390	509	(158)	1,953
Comprehensive income attributable to noncontrolling interests	(448,443)	(9,906)	(499,051)	22,453
Operating Company
Comprehensive income (loss) attributable to noncontrolling interests:
Comprehensive income attributable to noncontrolling interests	$ (221,958)	$ (29,680)	$ (264,999)	$ (35,778)