    <SEC-DOCUMENT>0001193125-25-104054-index.html : 20250429
    <SEC-HEADER>0001193125-25-104054.hdr.sgml : 20250429
    <ACCEPTANCE-DATETIME>20250429171535
    ACCESSION NUMBER:		0001193125-25-104054
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		22
    CONFORMED PERIOD OF REPORT:	20250610
    FILED AS OF DATE:		20250429
    DATE AS OF CHANGE:		20250429

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Apollo Commercial Real Estate Finance, Inc.
    		CENTRAL INDEX KEY:			0001467760
    		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
    		ORGANIZATION NAME:           	05 Real Estate & Construction
    		EIN:				270467113
    		STATE OF INCORPORATION:			MD
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-34452
    		FILM NUMBER:		25889464

    	BUSINESS ADDRESS:
    		STREET 1:		C/O APOLLO GLOBAL MANAGEMENT, LLC
    		STREET 2:		9 WEST 57TH STREET, 43RD FLOOR
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10019
    		BUSINESS PHONE:		(212) 515-3200

    	MAIL ADDRESS:
    		STREET 1:		C/O APOLLO GLOBAL MANAGEMENT, LLC
    		STREET 2:		9 WEST 57TH STREET, 43RD FLOOR
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10019
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>d918509ddef14a.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: d918509ddef14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>2
    <FILENAME>ari-20241231.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
    <TEXT>
    Document 2 - file: ari-20241231.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.DEF
    <SEQUENCE>3
    <FILENAME>ari-20241231_def.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE
    <TEXT>
    Document 3 - file: ari-20241231_def.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>4
    <FILENAME>ari-20241231_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
    <TEXT>
    Document 4 - file: ari-20241231_lab.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>5
    <FILENAME>ari-20241231_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
    <TEXT>
    Document 5 - file: ari-20241231_pre.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>g918509dsp045.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: g918509dsp045.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>g918509dsp046.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g918509dsp046.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>g918509g01a36.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: g918509g01a36.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>g918509g01b36.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: g918509g01b36.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>g918509g01c36.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: g918509g01c36.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>g918509g04a04.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: g918509g04a04.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>13
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 13 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>14
    <FILENAME>R2.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 14 - file: R2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>15
    <FILENAME>R3.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 15 - file: R3.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>16
    <FILENAME>R4.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 16 - file: R4.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>17
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 17 - file: Show.js

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>18
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 18 - file: report.css

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>20
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 20 - file: FilingSummary.html

    Document 20 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>22
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 22 - file: MetaLinks.json

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>23
    <FILENAME>0001193125-25-104054-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 23 - file: 0001193125-25-104054-xbrl.zip

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>24
    <FILENAME>d918509ddef14a_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 24 - file: d918509ddef14a_htm.html

    Document 24 - RAW XML: d918509ddef14a_htm.xml

    </DOCUMENT>
    </SEC-DOCUMENT>