Debt Instrument, Percentage of Principal Amount Received

No definition available.

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- Definition

Debt Instrument, Periodic Payment, Number Of Installments

+ References

No definition available.

+ Details

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- Definition

Debt, Weighted Average Interest Rate with Interest Rate Swap Impact

+ References

No definition available.

+ Details

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- Definition

Life Of Credit Facility, Maximum Borrowing Capacity, Aggregate Conditional Total

+ References

No definition available.

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- Definition

Life Of Credit Facility, Maximum Borrowing Capacity, Conditional Increase

+ References

No definition available.

+ Details

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Balance Type:	credit
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
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-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

+ Details

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12317-112629

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12355-112629

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Balance Type:	credit
Period Type:	duration

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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- Definition

Period remaining on line of credit facility before it terminates, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(f))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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Debt - Textuals (Details)	1 Months Ended		3 Months Ended		9 Months Ended
Debt - Textuals (Details)	Jun. 30, 2017 USD ($) payment	May 31, 2017 USD ($)	Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($)	Jul. 27, 2017 USD ($)	Dec. 31, 2016 USD ($)
Debt Instrument
Outstanding amount			$ 2,879,022,000		$ 2,879,022,000			$ 1,781,466,000
Proceeds from line of credit					515,000,000	$ 513,000,000
Loss on extinguishment of debt, net			774,000	$ 3,000,000	11,192,000	3,022,000
Healthcare Trust of America Holdings, LP (HTALP)
Debt Instrument
Proceeds from line of credit					515,000,000	513,000,000
Loss on extinguishment of debt, net			774,000	$ 3,000,000	11,192,000	$ 3,022,000
Unsecured term loans
Debt Instrument
Outstanding amount			500,000,000		$ 500,000,000			500,000,000
Unsecured term loans \| $300.0 Million Unsecured Term Loan
Debt Instrument
Basis spread on variable rate (as a percent)					1.10%
Outstanding amount			$ 300,000,000		$ 300,000,000		$ 300,000,000
Weighted average interest rate with interest rate swap impact (as a percent)			2.40%		2.40%
Unsecured term loans \| $200.0 Million Unsecured Term Loan \| Healthcare Trust of America Holdings, LP (HTALP)
Debt Instrument
Basis spread on variable rate (as a percent)					1.65%
Weighted average interest rate with interest rate swap impact (as a percent)			2.93%		2.93%
Debt instrument, face amount			$ 200,000,000		$ 200,000,000
Unsecured term loans \| LIBOR \| Minimum \| $300.0 Million Unsecured Term Loan
Debt Instrument
Basis spread on variable rate (as a percent)					0.90%
Unsecured term loans \| LIBOR \| Minimum \| $200.0 Million Unsecured Term Loan \| Healthcare Trust of America Holdings, LP (HTALP)
Debt Instrument
Basis spread on variable rate (as a percent)					1.50%
Unsecured term loans \| LIBOR \| Maximum \| $300.0 Million Unsecured Term Loan
Debt Instrument
Basis spread on variable rate (as a percent)					1.75%
Unsecured term loans \| LIBOR \| Maximum \| $200.0 Million Unsecured Term Loan \| Healthcare Trust of America Holdings, LP (HTALP)
Debt Instrument
Basis spread on variable rate (as a percent)					2.45%
Unsecured senior notes
Debt Instrument
Outstanding amount			1,850,000,000		$ 1,850,000,000			$ 950,000,000
Unsecured senior notes \| $300.0 Million Unsecured Senior Notes due 2021 \| Healthcare Trust of America Holdings, LP (HTALP)
Debt Instrument
Outstanding amount			300,000,000		300,000,000
Debt instrument, face amount			$ 300,000,000		$ 300,000,000
Debt instrument, stated interest rate (as a percent)			3.38%		3.38%
Debt instrument, percentage of principal amount received (as a percent)			99.21%		99.21%
Debt instrument, effective interest rate (as a percent)			3.50%		3.50%
Unsecured senior notes \| $400.0 Million Unsecured Senior Notes due 2022 \| Healthcare Trust of America Holdings, LP (HTALP)
Debt Instrument
Outstanding amount			$ 400,000,000		$ 400,000,000
Debt instrument, face amount	$ 400,000,000
Debt instrument, stated interest rate (as a percent)	2.95%
Debt instrument, percentage of principal amount received (as a percent)	99.94%
Debt instrument, effective interest rate (as a percent)	2.96%
Unsecured senior notes \| $500.0 Million Unsecured Senior Notes due 2027 \| Healthcare Trust of America Holdings, LP (HTALP)
Debt Instrument
Outstanding amount			500,000,000		500,000,000
Debt instrument, face amount	$ 500,000,000
Debt instrument, stated interest rate (as a percent)	3.75%
Debt instrument, percentage of principal amount received (as a percent)	99.49%
Debt instrument, effective interest rate (as a percent)	3.81%
Unsecured senior notes \| $300.0 Million Unsecured Senior Notes due 2023 \| Healthcare Trust of America Holdings, LP (HTALP)
Debt Instrument
Outstanding amount			300,000,000		300,000,000
Debt instrument, face amount			$ 300,000,000		$ 300,000,000
Debt instrument, stated interest rate (as a percent)			3.70%		3.70%
Debt instrument, percentage of principal amount received (as a percent)			99.19%		99.19%
Debt instrument, effective interest rate (as a percent)			3.80%		3.80%
Unsecured senior notes \| $350.0 Million Unsecured Senior Notes due 2026 \| Healthcare Trust of America Holdings, LP (HTALP)
Debt Instrument
Outstanding amount			$ 350,000,000		$ 350,000,000
Debt instrument, face amount			$ 350,000,000		$ 350,000,000
Debt instrument, stated interest rate (as a percent)			3.50%		3.50%
Debt instrument, percentage of principal amount received (as a percent)			99.72%		99.72%
Debt instrument, effective interest rate (as a percent)			3.53%		3.53%
Secured Debt \| Seller Financing Debt
Debt Instrument
Debt instrument, face amount	$ 286,000,000.0
Debt instrument, stated interest rate (as a percent)	4.00%
Debt instrument interest payable, number of payments \| payment	3
Mortgages
Debt Instrument
Weighted average interest rate with interest rate swap impact (as a percent)			4.46%		4.46%
Weighted average interest rate (as a percent)			4.31%		4.31%
Mortgages \| Minimum
Debt Instrument
Debt instrument, effective interest rate (as a percent)			2.70%		2.70%
Mortgages \| Maximum
Debt Instrument
Debt instrument, effective interest rate (as a percent)			6.39%		6.39%
Unsecured revolving credit facility
Debt Instrument
Line of credit facility, borrowing capacity							1,300,000,000.0
Maximum borrowing capacity, conditional increase							750,000,000.0
Conditional maximum borrowing capacity							2,050,000,000.00
Basis spread on variable rate (as a percent)					1.00%
Line of credit facility, commitment fee (as a percent)					0.20%
Unsecured revolving credit facility \| Minimum
Debt Instrument
Line of credit facility, commitment fee (as a percent)					0.13%
Unsecured revolving credit facility \| Maximum
Debt Instrument
Line of credit facility, commitment fee (as a percent)					0.30%
Unsecured revolving credit facility \| LIBOR \| Minimum
Debt Instrument
Basis spread on variable rate (as a percent)					0.83%
Unsecured revolving credit facility \| LIBOR \| Maximum
Debt Instrument
Basis spread on variable rate (as a percent)					1.55%
Unsecured revolving credit facility \| Line of Credit
Debt Instrument
Line of credit facility, borrowing capacity							$ 1,000,000,000.0
Line of Credit \| Bridge Loan Facility
Debt Instrument
Line of credit facility, borrowing capacity		$ 2,470,000,000
Line of credit facility, expiration period (in days)		364 days
Proceeds from line of credit	$ 0
Loss on extinguishment of debt, net		$ 10,400,000