Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash flows from operating activities:
Net income (loss)	$ 20,622	$ (22,551)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation, amortization and other	86,654	85,941
Share-based compensation expense	5,129	12,290
Bad debt expense	107	578
Change in fair value of derivative financial instruments	(8,573)	7,815
Changes in operating assets and liabilities:
Receivables and other assets	(13,569)	(4,370)
Accounts payable and accrued liabilities	21,928	6,560
Security deposits, prepaid rent and other liabilities	6,377	(2,460)
Net cash provided by operating activities	118,675	83,803
Cash flows from investing activities:
Acquisition of real estate operating properties and other assets	(223,839)	(230,636)
Capital expenditures	(16,486)	(18,341)
Issuance of real estate notes receivable	(8,520)	0
Restricted cash, escrow deposits and notes receivable	(2,446)	(4,840)
Release of restricted cash	0	580
Real estate deposits paid	0	(3,810)
Real estate deposits used	0	4,810
Net cash used in investing activities	(251,291)	(252,237)
Cash flows from financing activities:
Proceeds from unsecured senior notes	297,558	0
Borrowings on unsecured revolving credit facility	103,000	281,000
Payments on unsecured revolving credit facility	(175,000)	(268,000)
Borrowings on unsecured term loans	0	455,000
Payments on secured real estate term loan and mortgage loans	(155,302)	(106,532)
Deferred financing costs	(3,471)	(6,439)
Derivative financial instrument termination payments	(1,195)	0
Security deposits	967	551
Proceeds from issuance of common stock, net	229,498	0
Repurchase and cancellation of common stock	(287)	(182,397)
Payment of offering costs	0	(2,884)
Dividends	(95,597)	(62,457)
Payment on earnout liability	(92)	(328)
Distributions to noncontrolling interest of limited partners	(1,238)	(231)
Net cash provided by financing activities	198,841	107,283
Net change in cash and cash equivalents	66,225	(61,151)
Cash and cash equivalents - beginning of period	15,956	69,491
Cash and cash equivalents - end of period	82,181	8,340
Healthcare Trust of America Holdings, LP (HTALP)
Cash flows from operating activities:
Net income (loss)	20,622	(22,551)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation, amortization and other	86,654	85,941
Share-based compensation expense	5,129	12,290
Bad debt expense	107	578
Change in fair value of derivative financial instruments	(8,573)	7,815
Changes in operating assets and liabilities:
Receivables and other assets	(13,569)	(4,370)
Accounts payable and accrued liabilities	21,928	6,560
Security deposits, prepaid rent and other liabilities	6,377	(2,460)
Net cash provided by operating activities	118,675	83,803
Cash flows from investing activities:
Acquisition of real estate operating properties and other assets	(223,839)	(230,636)
Capital expenditures	(16,486)	(18,341)
Issuance of real estate notes receivable	(8,520)	0
Restricted cash, escrow deposits and notes receivable	(2,446)	(4,840)
Release of restricted cash	0	580
Real estate deposits paid	0	(3,810)
Real estate deposits used	0	4,810
Net cash used in investing activities	(251,291)	(252,237)
Cash flows from financing activities:
Proceeds from unsecured senior notes	297,558	0
Borrowings on unsecured revolving credit facility	103,000	281,000
Payments on unsecured revolving credit facility	(175,000)	(268,000)
Borrowings on unsecured term loans	0	455,000
Payments on secured real estate term loan and mortgage loans	(155,302)	(106,532)
Deferred financing costs	(3,471)	(6,439)
Derivative financial instrument termination payments	(1,195)	0
Security deposits	967	551
Proceeds from issuance of general partner units, net	229,498	0
Repurchase and cancellation of general partner units	(287)	(182,397)
Payment of offering costs	0	(2,884)
Distributions to general partner	(95,597)	(62,457)
Payment on earnout liability	(92)	(328)
Distributions to limited partners and redeemable noncontrolling interests	(1,238)	(231)
Net cash provided by financing activities	198,841	107,283
Net change in cash and cash equivalents	66,225	(61,151)
Cash and cash equivalents - beginning of period	15,956	69,491
Cash and cash equivalents - end of period	$ 82,181	$ 8,340