CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Rental income:
Triple-net leased	$ 214,487	$ 188,557
Medical office buildings	144,136	137,060
Total rental income	358,623	325,617
Resident fees and services	463,976	446,914
Medical office building and other services revenue	7,185	10,543
Income from loans and investments	22,386	22,053
Interest and other income	119	471
Total revenues	852,289	805,598
Expenses:
Interest	103,273	82,328
Depreciation and amortization	236,387	216,219
Property-level operating expenses:
Senior living	312,541	298,362
Medical office buildings	43,681	42,437
Total property-level operating expenses	356,222	340,799
Medical office building services costs	3,451	6,918
General, administrative and professional fees	31,726	34,326
Loss on extinguishment of debt, net	314	21
Merger-related expenses and deal costs	1,632	30,613
Other	4,168	4,874
Total expenses	737,173	716,098
Income before unconsolidated entities, income taxes, discontinued operations, real estate dispositions and noncontrolling interest	115,116	89,500
Loss from unconsolidated entities	(198)	(251)
Income tax benefit	8,421	7,250
Income from continuing operations	123,339	96,499
Discontinued operations	(489)	17,574
Gain on real estate dispositions	26,184	6,686
Net income	149,034	120,759
Net income attributable to noncontrolling interest	54	317
Net income attributable to common stockholders	$ 148,980	$ 120,442
Basic:
Income from continuing operations attributable to common stockholders, including real estate dispositions (in usd per share)	$ 0.44	$ 0.32
Discontinued operations (in usd per share)	0.00	0.05
Net income attributable to common stockholders (in usd per share)	0.44	0.37
Diluted:
Income from continuing operations attributable to common stockholders, including real estate dispositions (in usd per share)	0.44	0.32
Discontinued operations (in usd per share)	0.00	0.05
Net income attributable to common stockholders (in usd per share)	$ 0.44	$ 0.37
Weighted average shares used in computing earnings per common share:
Basic (in shares)	335,559	325,454
Diluted (in shares)	339,202	329,203
Dividends declared per common share (in usd per share)	$ 0.73	$ 0.79