| Submission | Sep. 05, 2024 |
| Submission [Line Items] | |
| Central Index Key | 0001822479 |
| Registrant Name | Sotera Health Company |
| Form Type | S-3 |
| Submission Type | 424B7 |
| Fee Exhibit Type | EX-FILING FEES |
| Offerings - Offering: 1 | Sep. 05, 2024 USD ($) shares |
| Offering: | |
| Fee Previously Paid | false |
| Other Rule | true |
| Security Type | Equity |
| Security Class Title | Common stock, par value $0.01 per share |
| Amount Registered | shares | 25,000,000 |
| Proposed Maximum Offering Price per Unit | 15.38 |
| Maximum Aggregate Offering Price | $ 384,500,000 |
| Fee Rate | 0.01476% |
| Amount of Registration Fee | $ 56,752.2 |
| Offering Note | (1) Estimated solely for the purpose of calculating the amount of the registration fee pursuant to Rule 457(c) under the securities act of 1933, as amended (the “Securities Act”), based upon the average of the high and low prices of the registrant’s common stock on September 4, 2024, as reported on The Nasdaq Stock Market LLC. |
| Fees Summary | Sep. 05, 2024 USD ($) |
| Fees Summary [Line Items] | |
| Previously Paid Amount | $ 0 |
| Total Fee Amount | 56,752.2 |
| Total Offset Amount | 0 |
| Net Fee | $ 56,752.2 |
