Cover | Oct. 25, 2024 |
Document Information [Line Items] | |
Document Type | 8-K |
Document Period End Date | Oct. 25, 2024 |
Entity Registrant Name | Aon plc |
Entity Incorporation, State or Country Code | L2 |
Entity File Number | 1-7933 |
Entity Tax Identification Number | 98-1539969 |
Entity Address, Address Line One | 15 George's Quay |
Entity Address, City or Town | Dublin 2 |
Entity Address, Country | IE |
Entity Address, Postal Zip Code | D02 VR98 |
City Area Code | 353 1 |
Local Phone Number | 266 6000 |
Written Communications | false |
Soliciting Material | false |
Pre-commencement Tender Offer | false |
Pre-commencement Issuer Tender Offer | false |
Entity Emerging Growth Company | false |
Amendment Flag | false |
Entity Central Index Key | 0000315293 |
Former Address | |
Document Information [Line Items] | |
Entity Address, Address Line One | Metropolitan Building, James Joyce Street |
Entity Address, City or Town | Dublin 1 |
Entity Address, Country | IE |
Entity Address, Postal Zip Code | D01 K0Y8 |
Class A Ordinary Shares $0.01 nominal value | |
Document Information [Line Items] | |
Title of 12(b) Security | Class A Ordinary Shares $0.01 nominal value |
Trading Symbol | AON |
Security Exchange Name | NYSE |
Guarantees of Aon plc’s 3.875% Senior Notes due 2025 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon plc’s 3.875% Senior Notes due 2025 |
Trading Symbol | AON25 |
Security Exchange Name | NYSE |
Guarantees of Aon plc’s 2.875% Senior Notes due 2026 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon plc’s 2.875% Senior Notes due 2026 |
Trading Symbol | AON26 |
Security Exchange Name | NYSE |
Guarantees of Aon Corporation and Aon Global Holdings plc’s 2.850% Senior Notes due 2027 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon Corporation and Aon Global Holdings plc’s 2.850% Senior Notes due 2027 |
Trading Symbol | AON27 |
Security Exchange Name | NYSE |
Guarantees of Aon North America, Inc.'s 5.125% Senior Notes due 2027 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon North America, Inc.'s 5.125% Senior Notes due 2027 |
Trading Symbol | AON27B |
Security Exchange Name | NYSE |
Guarantees of Aon North America, Inc.'s 5.150% Senior Notes due 2029 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon North America, Inc.'s 5.150% Senior Notes due 2029 |
Trading Symbol | AON29 |
Security Exchange Name | NYSE |
Guarantees of Aon Corporation and Aon Global Holdings plc’s 2.050% Senior Notes due 2031 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon Corporation and Aon Global Holdings plc’s 2.050% Senior Notes due 2031 |
Trading Symbol | AON31 |
Security Exchange Name | NYSE |
Guarantees of Aon Corporation and Aon Global Holdings plc’s 2.600% Senior Notes due 2031 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon Corporation and Aon Global Holdingsplc’s 2.600% Senior Notes due 2031 |
Trading Symbol | AON31A |
Security Exchange Name | NYSE |
Guarantees of Aon North America, Inc.'s 5.300% Senior Notes due 2031 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon North America, Inc.'s 5.300% Senior Notes due 2031 |
Trading Symbol | AON31B |
Security Exchange Name | NYSE |
Guarantees of Aon Corporation and Aon Global Holdings plc’s 5.000% Senior Notes due 2032 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon Corporation and Aon Global Holdingsplc’s 5.000% Senior Notes due 2032 |
Trading Symbol | AON32 |
Security Exchange Name | NYSE |
Guarantees of Aon Corporation and Aon Global Holdings plc's 5.350% Senior Notes due 2033 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon Corporation and Aon Global Holdings plc's 5.350% Senior Notes due 2033 |
Trading Symbol | AON33 |
Security Exchange Name | NYSE |
Guarantees of Aon North America, Inc.'s 5.450% Senior Notes due 2034 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon North America, Inc.'s 5.450% Senior Notes due 2034 |
Trading Symbol | AON34 |
Security Exchange Name | NYSE |
Guarantees of Aon plc’s 4.250% Senior Notes due 2042 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon plc’s 4.250% Senior Notes due 2042 |
Trading Symbol | AON42 |
Security Exchange Name | NYSE |
Guarantees of Aon plc’s 4.450% Senior Notes due 2043 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon plc’s 4.450% Senior Notes due 2043 |
Trading Symbol | AON43 |
Security Exchange Name | NYSE |
Guarantees of Aon plc’s 4.600% Senior Notes due 2044 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon plc’s 4.600% Senior Notes due 2044 |
Trading Symbol | AON44 |
Security Exchange Name | NYSE |
Guarantees of Aon plc’s 4.750% Senior Notes due 2045 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon plc’s 4.750% Senior Notes due 2045 |
Trading Symbol | AON45 |
Security Exchange Name | NYSE |
Guarantees of Aon Corporation and Aon Global Holdings plc’s 2.900% Senior Notes due 2051 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon Corporation and Aon Global Holdings plc’s 2.900% Senior Notes due 2051 |
Trading Symbol | AON51 |
Security Exchange Name | NYSE |
Guarantees of Aon Corporation and Aon Global Holdings plc’s 3.900% Senior Notes due 2052 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon Corporation and Aon Global Holdingsplc’s 3.900% Senior Notes due 2052 |
Trading Symbol | AON52 |
Security Exchange Name | NYSE |
Guarantees of Aon North America, Inc.'s 5.750% Senior Notes due 2054 | |
Document Information [Line Items] | |
Title of 12(b) Security | Guarantees of Aon North America, Inc.'s 5.750% Senior Notes due 2054 |
Trading Symbol | AON54 |
Security Exchange Name | NYSE |