| Cover | Sep. 20, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Sep. 20, 2022 |
| Entity File Number | 1-10670 |
| Entity Registrant Name | Hanger, Inc. |
| Entity Central Index Key | 0000722723 |
| Entity Tax Identification Number | 84-0904275 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 10910 Domain Drive |
| Entity Address, Address Line Two | Suite 300 |
| Entity Address, City or Town | Austin |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 78758 |
| City Area Code | 512 |
| Local Phone Number | 777-3800 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.01 per share |
| Trading Symbol | HNGR |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
