| Cover Page | May 26, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | May 26, 2022 |
| Entity Registrant Name | HORACE MANN EDUCATORS CORPORATION |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 1-10890 |
| Entity Tax Identification Number | 37-0911756 |
| Entity Address, Address Line One | 1 Horace Mann Plaza |
| Entity Address, City or Town | Springfield |
| Entity Address, State or Province | IL |
| Entity Address, Postal Zip Code | 62715‑0001 |
| City Area Code | 217 |
| Local Phone Number | 789‑2500 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, $0.001 par value |
| Trading Symbol | HMN |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0000850141 |
| Amendment Flag | false |
