Notes and Bonds Payable - Schedule of Debt Exchange Offers (Details) - Healthcare Trust Of America, Inc - USD ($)	Dec. 31, 2022	Jul. 22, 2022
3.875% Senior Notes Due 2025
Debt Instrument [Line Items]
Tenders and Consents Received as of the Expiration Date		$ 235,016,000
Percentage of Total Outstanding Principal Amount of Such Series of Old HR Notes		94.01%
Fixed interest rate (percent)	3.875%	3.875%
3.625% Senior Notes Due 2028
Debt Instrument [Line Items]
Tenders and Consents Received as of the Expiration Date		$ 290,246,000
Percentage of Total Outstanding Principal Amount of Such Series of Old HR Notes		96.75%
Fixed interest rate (percent)	3.625%	3.625%
2.400% Senior Notes Due 2030
Debt Instrument [Line Items]
Tenders and Consents Received as of the Expiration Date		$ 297,507,000
Percentage of Total Outstanding Principal Amount of Such Series of Old HR Notes		99.17%
Fixed interest rate (percent)	2.40%	2.40%
2.050% Senior Notes Due 2031
Debt Instrument [Line Items]
Tenders and Consents Received as of the Expiration Date		$ 298,858,000
Percentage of Total Outstanding Principal Amount of Such Series of Old HR Notes		99.62%
Fixed interest rate (percent)	2.05%	2.05%