    <SEC-DOCUMENT>0001360604-22-000026-index.html : 20220412
    <SEC-HEADER>0001360604-22-000026.hdr.sgml : 20220412
    <ACCEPTANCE-DATETIME>20220412170720
    ACCESSION NUMBER:		0001360604-22-000026
    CONFORMED SUBMISSION TYPE:	10-K/A
    PUBLIC DOCUMENT COUNT:		23
    CONFORMED PERIOD OF REPORT:	20211231
    FILED AS OF DATE:		20220412
    DATE AS OF CHANGE:		20220412

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			HEALTHCARE TRUST OF AMERICA, INC.
    		CENTRAL INDEX KEY:			0001360604
    		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
    		IRS NUMBER:				000000000
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		10-K/A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-35568
    		FILM NUMBER:		22822915

    	BUSINESS ADDRESS:
    		STREET 1:		16435 N. SCOTTSDALE ROAD #320
    		CITY:			SCOTTSDALE
    		STATE:			AZ
    		ZIP:			85254
    		BUSINESS PHONE:		480-998-3478

    	MAIL ADDRESS:
    		STREET 1:		16435 N. SCOTTSDALE ROAD #320
    		CITY:			SCOTTSDALE
    		STATE:			AZ
    		ZIP:			85254

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Healthcare Trust of America Holdings, Inc.
    		DATE OF NAME CHANGE:	20160802

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Healthcare Trust of America Holdings, LP
    		DATE OF NAME CHANGE:	20160802

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	HEALTHCARE TRUST OF AMERICA, INC.
    		DATE OF NAME CHANGE:	20090824

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Healthcare Trust of America Holdings, LP
    		CENTRAL INDEX KEY:			0001495491
    		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
    		IRS NUMBER:				000000000
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		10-K/A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	333-190916
    		FILM NUMBER:		22822916

    	BUSINESS ADDRESS:
    		STREET 1:		16435 N. SCOTTSDALE ROAD, SUITE 320
    		CITY:			SCOTTSDALE
    		STATE:			AZ
    		ZIP:			85254
    		BUSINESS PHONE:		480-998-3478

    	MAIL ADDRESS:
    		STREET 1:		16435 N. SCOTTSDALE ROAD, SUITE 320
    		CITY:			SCOTTSDALE
    		STATE:			AZ
    		ZIP:			85254
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>10-K/A
    <SEQUENCE>1
    <FILENAME>hta-20211231.htm
    <DESCRIPTION>10-K/A
    <TEXT>
    Document 1 - file: hta-20211231.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.46
    <SEQUENCE>2
    <FILENAME>exhibit1046indemnification.htm
    <DESCRIPTION>EX-10.46
    <TEXT>
    Document 2 - file: exhibit1046indemnification.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.47
    <SEQUENCE>3
    <FILENAME>exhibit1047indemnification.htm
    <DESCRIPTION>EX-10.47
    <TEXT>
    Document 3 - file: exhibit1047indemnification.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-31.5
    <SEQUENCE>4
    <FILENAME>a20211231ex315.htm
    <DESCRIPTION>EX-31.5
    <TEXT>
    Document 4 - file: a20211231ex315.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-31.6
    <SEQUENCE>5
    <FILENAME>a20211231ex316.htm
    <DESCRIPTION>EX-31.6
    <TEXT>
    Document 5 - file: a20211231ex316.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-31.7
    <SEQUENCE>6
    <FILENAME>a20211231ex317.htm
    <DESCRIPTION>EX-31.7
    <TEXT>
    Document 6 - file: a20211231ex317.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-31.8
    <SEQUENCE>7
    <FILENAME>a20211231ex318.htm
    <DESCRIPTION>EX-31.8
    <TEXT>
    Document 7 - file: a20211231ex318.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>8
    <FILENAME>hta-20211231.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
    <TEXT>
    Document 8 - file: hta-20211231.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.DEF
    <SEQUENCE>9
    <FILENAME>hta-20211231_def.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT
    <TEXT>
    Document 9 - file: hta-20211231_def.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>10
    <FILENAME>hta-20211231_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
    <TEXT>
    Document 10 - file: hta-20211231_lab.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>11
    <FILENAME>hta-20211231_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
    <TEXT>
    Document 11 - file: hta-20211231_pre.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>hta-20211231_g1.jpg
    <TEXT>
    Document 12 - file: hta-20211231_g1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>hta-20211231_g2.jpg
    <TEXT>
    Document 13 - file: hta-20211231_g2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>hta-20211231_g3.jpg
    <TEXT>
    Document 14 - file: hta-20211231_g3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>15
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 15 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>16
    <FILENAME>R2.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 16 - file: R2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>17
    <FILENAME>hta-20211231_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 17 - file: hta-20211231_htm.html

    Document 17 - RAW XML: hta-20211231_htm.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>18
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 18 - file: Financial_Report.xlsx

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>19
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 19 - file: Show.js

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>20
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 20 - file: report.css

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>21
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 21 - file: FilingSummary.html

    Document 21 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>23
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 23 - file: MetaLinks.json

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>24
    <FILENAME>0001360604-22-000026-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 24 - file: 0001360604-22-000026-xbrl.zip

    </DOCUMENT>
    </SEC-DOCUMENT>