CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Rental income:
Triple-net leased	$ 242,726	$ 213,171	$ 480,572	$ 425,705
Medical office buildings	114,890	110,277	230,113	220,693
Total rental income	357,616	323,448	710,685	646,398
Resident fees and services	374,473	341,594	745,534	680,764
Medical office building and other services revenue	4,367	3,537	10,667	7,185
Income from loans and investments	14,625	14,733	25,392	30,836
Interest and other income	173	797	446	1,835
Total revenues	751,254	684,109	1,492,724	1,367,018
Expenses:
Interest	91,501	82,237	179,342	160,871
Depreciation and amortization	190,818	171,527	384,412	346,995
Property-level operating expenses:
Senior living	249,424	231,337	497,719	462,245
Medical office buildings	39,335	38,151	78,680	74,444
Total property-level operating expenses	288,759	269,488	576,399	536,689
Medical office building services costs	1,626	1,667	4,997	3,306
General, administrative and professional fees	31,306	27,324	64,172	56,098
Loss (gain) on extinguishment of debt, net	2,924	(720)	2,665	(720)
Merger-related expenses and deal costs	9,599	6,667	20,359	10,929
Other	4,863	4,385	10,092	8,972
Total expenses	621,396	562,575	1,242,438	1,123,140
Income before income (loss) from unconsolidated entities, income taxes, discontinued operations, real estate dispositions and noncontrolling interest	129,858	121,534	250,286	243,878
Income (loss) from unconsolidated entities	348	(506)	596	423
Income tax (expense) benefit	(3,274)	12,064	(6,707)	10,320
Income from continuing operations	126,932	133,092	244,175	254,621
Discontinued operations	(255)	(18,559)	2,776	(26,990)
Gain on real estate dispositions	11,889	0	12,889	0
Net income	138,566	114,533	259,840	227,631
Net income (loss) attributable to noncontrolling interest	168	(47)	395	858
Net income attributable to common stockholders	$ 138,398	$ 114,580	$ 259,445	$ 226,773
Basic:
Income from continuing operations attributable to common stockholders, including real estate dispositions	$ 0.47	$ 0.45	$ 0.87	$ 0.87
Discontinued operations	$ 0.00	$ (0.06)	$ 0.01	$ (0.09)
Net income attributable to common stockholders	$ 0.47	$ 0.39	$ 0.88	$ 0.78
Diluted:
Income from continuing operations attributable to common stockholders, including real estate dispositions	$ 0.47	$ 0.45	$ 0.87	$ 0.86
Discontinued operations	$ 0.00	$ (0.06)	$ 0.01	$ (0.09)
Net income attributable to common stockholders	$ 0.47	$ 0.39	$ 0.88	$ 0.77
Weighted average shares used in computing earnings per common share:
Basic	293,988	292,635	293,932	292,049
Diluted	296,504	295,123	296,369	294,584
Dividends declared per common share	$ 0.725	$ 0.67	$ 1.45	$ 1.34