CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenues:
Rental income		$ 385,586		$ 766,670
Rental income			$ 333,601		$ 676,970
Total revenues		1,320,106	1,125,912	2,592,351	2,222,877
Expenses:
Property operating expenses		701,127	568,751	1,371,934	1,125,216
Depreciation and amortization		248,052	236,275	491,984	464,476
Interest expense		141,336	121,416	286,568	244,191
General and administrative expenses		33,741	32,831	69,023	66,536
Loss (gain) on derivatives and financial instruments, net		1,913	(7,460)	(574)	(14,633)
Loss (gain) on extinguishment of debt, net		0	299	15,719	12,006
Provision for loan losses		0	0	18,690	0
Impairment of assets		9,939	4,632	9,939	32,817
Other expenses		21,628	10,058	30,384	13,770
Total expenses		1,157,736	966,802	2,293,667	1,944,379
Income (loss) from continuing operations before income taxes and other items		162,370	159,110	298,684	278,498
Income tax (expense) benefit		(1,599)	(3,841)	(3,821)	(5,429)
Income (loss) from unconsolidated entities		(9,049)	1,249	(18,248)	(1,180)
Gain (loss) on real estate dispositions, net		(1,682)	10,755	165,727	348,939
Income (loss) from continuing operations		150,040	167,273	442,342	620,828
Net income (loss)		150,040	167,273	442,342	620,828
Less: Preferred stock dividends		0	11,676	0	23,352
Less: Net income (loss) attributable to noncontrolling interests	[1]	12,278	1,165	24,110	5,373
Net income (loss) attributable to common stockholders		$ 137,762	$ 154,432	$ 418,232	$ 592,103
Average number of common shares outstanding:
Basic (in shares)		404,607	371,640	398,073	371,552
Diluted (in shares)		406,673	373,075	400,096	373,186
Basic:
Income (loss) from continuing operations (in USD per share)		$ 0.37	$ 0.45	$ 1.11	$ 1.67
Net income (loss) attributable to common stockholders (in USD per share)		0.34	0.42	1.05	1.59
Diluted:
Income (loss) from continuing operations (in USD per share)		0.37	0.45	1.11	1.66
Net income (loss) attributable to common stockholders (in USD per share)		0.34	0.41	1.05	1.59
Dividends declared and paid per common share (in USD per share)		$ 0.87	$ 0.87	$ 1.7400	$ 1.7400
Net income		$ 150,040	$ 167,273	$ 442,342	$ 620,828
Other comprehensive income (loss):
Foreign currency translation gain (loss)		(54,024)	(200,826)	24,596	(121,802)
Derivative instruments gain (loss)		100,407	150,703	12,725	88,005
Total other comprehensive income (loss)		46,383	(50,123)	37,321	(33,797)
Total comprehensive income (loss)		196,423	117,150	479,663	587,031
Less: Total comprehensive income (loss) attributable to noncontrolling interests(1)		14,665	(7,580)	32,284	(7,258)
Total comprehensive income (loss) attributable to common stockholders		181,758	124,730	447,379	594,289
Resident fees and services
Revenues:
Revenue from contract with customer		914,085	763,345	1,782,370	1,499,279
Interest income
Revenues:
Revenue from contract with customer		17,356	13,462	32,475	28,110
Other income
Revenues:
Revenue from contract with customer		$ 3,079	$ 15,504	$ 10,836	$ 18,518

[1] Includes amounts attributable to redeemable noncontrolling interests.