CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenues:
Rental income		$ 412,147		$ 1,178,817
Rental income			$ 342,887		$ 1,019,857
Total revenues		1,266,133	1,236,379	3,858,484	3,459,256
Expenses:
Property operating expenses		655,588	657,157	2,027,522	1,782,373
Depreciation and amortization		272,445	243,149	764,429	707,625
Interest expense		137,343	138,032	423,911	382,223
General and administrative expenses		31,019	28,746	100,042	95,282
Loss (gain) on derivatives and financial instruments, net		1,244	8,991	670	(5,642)
Loss (gain) on extinguishment of debt, net		65,824	4,038	81,543	16,044
Provision for loan losses		0	0	18,690	0
Impairment of assets		18,096	6,740	28,035	39,557
Other expenses		6,186	88,626	36,570	102,396
Total expenses		1,187,745	1,175,479	3,481,412	3,119,858
Income (loss) from continuing operations before income taxes and other items		78,388	60,900	377,072	339,398
Income tax (expense) benefit		(3,968)	(1,741)	(7,789)	(7,170)
Income (loss) from unconsolidated entities		3,262	344	(14,986)	(836)
Gain (loss) on real estate dispositions, net		570,250	24,723	735,977	373,662
Income (loss) from continuing operations		647,932	84,226	1,090,274	705,054
Net income (loss)		647,932	84,226	1,090,274	705,054
Less: Preferred stock dividends		0	11,676	0	35,028
Less: Net income (loss) attributable to noncontrolling interests	[1]	58,056	8,166	82,166	13,539
Net income (loss) attributable to common stockholders		$ 589,876	$ 64,384	$ 1,008,108	$ 656,487
Average number of common shares outstanding:
Basic (in shares)		405,023	373,023	400,441	372,052
Diluted (in shares)		406,891	374,487	402,412	373,638
Basic:
Income (loss) from continuing operations (in USD per share)		$ 1.60	$ 0.23	$ 2.72	$ 1.90
Net income (loss) attributable to common stockholders (in USD per share)		1.46	0.17	2.52	1.76
Diluted:
Income (loss) from continuing operations (in USD per share)		1.59	0.22	2.71	1.89
Net income (loss) attributable to common stockholders (in USD per share)		1.45	0.17	2.51	1.76
Dividends declared and paid per common share (in USD per share)		$ 0.87	$ 0.87	$ 2.6100	$ 2.6100
Net income		$ 647,932	$ 84,226	$ 1,090,274	$ 705,054
Other comprehensive income (loss):
Foreign currency translation gain (loss)		(100,837)	(15,293)	(76,241)	(137,095)
Derivative instruments gain (loss)		78,947	12,200	91,672	100,205
Total other comprehensive income (loss)		(21,890)	(3,093)	15,431	(36,890)
Total comprehensive income (loss)		626,042	81,133	1,105,705	668,164
Less: Total comprehensive income (loss) attributable to noncontrolling interests(1)		53,220	10,933	85,504	3,675
Total comprehensive income (loss) attributable to common stockholders		572,822	70,200	1,020,201	664,489
Resident fees and services
Revenues:
Revenue from contract with customer		834,121	875,171	2,616,491	2,374,450
Interest income
Revenues:
Revenue from contract with customer		15,637	14,622	48,112	42,732
Other income
Revenues:
Revenue from contract with customer		$ 4,228	$ 3,699	$ 15,064	$ 22,217

[1] Includes amounts attributable to redeemable noncontrolling interests.