| Submission | Sep. 05, 2024 |
| Submission [Line Items] | |
| Central Index Key | 0000008670 |
| Registrant Name | Automatic Data Processing, Inc. |
| Registration File Number | 333-281920 |
| Form Type | S-3 |
| Submission Type | 424B2 |
| Fee Exhibit Type | EX-FILING FEES |
| Offerings - Offering: 1 | Sep. 05, 2024 USD ($) shares |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Debt |
| Security Class Title | 4.450% Senior Notes due 2034 |
| Amount Registered | shares | 1,000,000,000 |
| Proposed Maximum Offering Price per Unit | 0.99641 |
| Maximum Aggregate Offering Price | $ 996,410,000 |
| Fee Rate | 0.01476% |
| Amount of Registration Fee | $ 147,070.12 |
| Offering Note | (1) The filing fee paid with this filing pursuant to Rule 457(r) under the Securities Act of 1933, as amended (the “Securities Act”), was originally deferred in accordance with Rule 456(b) under the Securities Act. |
| Fees Summary | Sep. 05, 2024 USD ($) |
| Fees Summary [Line Items] | |
| Total Offering | $ 996,410,000 |
| Previously Paid Amount | 0 |
| Total Fee Amount | 147,070.12 |
| Net Fee | $ 147,070.12 |
