CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenues:
Rental income		$ 691,527,000	$ 696,030,000	$ 612,556,000
Interest and other operating income		513,000	396,000	1,434,000
Total revenues		692,040,000	696,426,000	613,990,000
Expenses:
Rental		211,479,000
Rental			220,617,000	192,147,000
General and administrative		41,360,000	35,196,000	33,403,000
Transaction		2,350,000	1,003,000	5,885,000
Depreciation and amortization		290,384,000	279,630,000	244,986,000
Interest expense		96,632,000	101,849,000	85,491,000
Impairment		0	8,887,000	13,922,000
Total expenses		642,205,000	647,182,000	575,834,000
(Loss) gain on sale of real estate, net		(154,000)	165,977,000	37,802,000
(Loss) gain on extinguishment of debt, net		(21,646,000)	242,000	(11,192,000)
Income from unconsolidated joint venture		1,882,000	1,735,000	782,000
Other income		841,000	428,000	29,000
Net income		30,758,000	217,626,000	65,577,000
Net income attributable to noncontrolling interests	[1]	(604,000)	(4,163,000)	(1,661,000)
Net income (loss) attributable to common stockholders/unitholders		$ 30,154,000	$ 213,463,000	$ 63,916,000
Earnings per common share/unit - basic:
Net income attributable to common stockholders/unitholders (in dollars per share)		$ 0.15	$ 1.04	$ 0.35
Earnings per common share/unit - diluted:
Net income attributable to common stockholders/unitholders (in dollars per share)		$ 0.14	$ 1.02	$ 0.34
Weighted average common shares/units outstanding:
Basic (in shares/units)		205,720	206,065	181,064
Diluted (in shares/units)		209,605	210,061	185,278
Healthcare Trust of America Holdings, LP (HTALP)
Revenues:
Rental income		$ 691,527,000	$ 696,030,000	$ 612,556,000
Interest and other operating income		513,000	396,000	1,434,000
Total revenues		692,040,000	696,426,000	613,990,000
Expenses:
Rental		211,479,000
Rental			220,617,000	192,147,000
General and administrative		41,360,000	35,196,000	33,403,000
Transaction		2,350,000	1,003,000	5,885,000
Depreciation and amortization		290,384,000	279,630,000	244,986,000
Interest expense		96,632,000	101,849,000	85,491,000
Impairment		0	8,887,000	13,922,000
Total expenses		642,205,000	647,182,000	575,834,000
(Loss) gain on sale of real estate, net		(154,000)	165,977,000	37,802,000
(Loss) gain on extinguishment of debt, net		(21,646,000)	242,000	(11,192,000)
Income from unconsolidated joint venture		1,882,000	1,735,000	782,000
Other income		841,000	428,000	29,000
Net income		30,758,000	217,626,000	65,577,000
Net income attributable to noncontrolling interests		(66,000)	(89,000)	(123,000)
Net income (loss) attributable to common stockholders/unitholders		$ 30,692,000	$ 217,537,000	$ 65,454,000
Earnings per common share/unit - basic:
Net income attributable to common stockholders/unitholders (in dollars per share)		$ 0.15	$ 1.04	$ 0.35
Earnings per common share/unit - diluted:
Net income attributable to common stockholders/unitholders (in dollars per share)		$ 0.15	$ 1.04	$ 0.35
Weighted average common shares/units outstanding:
Basic (in shares/units)		209,605	210,061	185,261
Diluted (in shares/units)		209,605	210,061	185,278

[1] Includes amounts attributable to redeemable noncontrolling interests.