    <SEC-DOCUMENT>0000950157-24-000633-index.html : 20240419
    <SEC-HEADER>0000950157-24-000633.hdr.sgml : 20240419
    <ACCEPTANCE-DATETIME>20240419121939
    ACCESSION NUMBER:		0000950157-24-000633
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		17
    CONFORMED PERIOD OF REPORT:	20240416
    ITEM INFORMATION:		Entry into a Material Definitive Agreement
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20240419
    DATE AS OF CHANGE:		20240419

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Aon plc
    		CENTRAL INDEX KEY:			0000315293
    		STANDARD INDUSTRIAL CLASSIFICATION:	INSURANCE AGENTS BROKERS & SERVICES [6411]
    		ORGANIZATION NAME:           	02 Finance
    		IRS NUMBER:				981539969
    		STATE OF INCORPORATION:			L2
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-07933
    		FILM NUMBER:		24856466

    	BUSINESS ADDRESS:
    		STREET 1:		METROPOLITAN BUILDING
    		STREET 2:		JAMES JOYCE STREET
    		CITY:			DUBLIN 1
    		STATE:			L2
    		ZIP:			D01 K0Y8
    		BUSINESS PHONE:		35312666000

    	MAIL ADDRESS:
    		STREET 1:		METROPOLITAN BUILDING
    		STREET 2:		JAMES JOYCE STREET
    		CITY:			DUBLIN 1
    		STATE:			L2
    		ZIP:			D01 K0Y8

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	AON CORP
    		DATE OF NAME CHANGE:	19920703

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	COMBINED INTERNATIONAL CORP
    		DATE OF NAME CHANGE:	19870504
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>form8-k.htm
    <DESCRIPTION>CURRENT REPORT
    <TEXT>
    Document 1 - file: form8-k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.1
    <SEQUENCE>2
    <FILENAME>ex10-1.htm
    <DESCRIPTION>AMENDMENT NO. 1 TO THE TERM LOAN CREDIT AGREEMENT
    <TEXT>
    Document 2 - file: ex10-1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.2
    <SEQUENCE>3
    <FILENAME>ex10-2.htm
    <DESCRIPTION>AMENDMENT NO. 2 TO THE CREDIT AGREEMENT
    <TEXT>
    Document 3 - file: ex10-2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.3
    <SEQUENCE>4
    <FILENAME>ex10-3.htm
    <DESCRIPTION>AMENDMENT NO. 4 TO THE CREDIT AGREEMENT
    <TEXT>
    Document 4 - file: ex10-3.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>5
    <FILENAME>aon-20240416.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
    <TEXT>
    Document 5 - file: aon-20240416.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.DEF
    <SEQUENCE>6
    <FILENAME>aon-20240416_def.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE
    <TEXT>
    Document 6 - file: aon-20240416_def.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>7
    <FILENAME>aon-20240416_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
    <TEXT>
    Document 7 - file: aon-20240416_lab.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>8
    <FILENAME>aon-20240416_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
    <TEXT>
    Document 8 - file: aon-20240416_pre.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>10
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 10 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>11
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 11 - file: Financial_Report.xlsx

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>12
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 12 - file: Show.js

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

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>15
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 15 - file: FilingSummary.html

    Document 15 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>17
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 17 - file: MetaLinks.json

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>18
    <FILENAME>0000950157-24-000633-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 18 - file: 0000950157-24-000633-xbrl.zip

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>20
    <FILENAME>form8-k_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 20 - file: form8-k_htm.html

    Document 20 - RAW XML: form8-k_htm.xml

    </DOCUMENT>
    </SEC-DOCUMENT>