| Cover | Nov. 03, 2021 |
| Entity Information [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 3, 2021 |
| Current Fiscal Year End Date | --12-31 |
| Entity File Number | 001-37665 |
| Entity Registrant Name | HERTZ GLOBAL HOLDINGS, INC |
| Entity Central Index Key | 0001657853 |
| Entity Tax Identification Number | 61-1770902 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 8501 Williams Road |
| Entity Address, City or Town | Estero |
| Entity Address, State or Province | FL |
| Entity Address, Postal Zip Code | 33928 |
| City Area Code | 239 |
| Local Phone Number | 301-7000 |
| 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 | HTZZ |
| Entity Emerging Growth Company | false |
| The Hertz Corpration [Member] | |
| Entity Information [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 3, 2021 |
| Entity File Number | 001-07541 |
| Entity Registrant Name | THE HERTZ CORPORATION |
| Entity Central Index Key | 0000047129 |
| Entity Tax Identification Number | 13-1938568 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 8501 Williams Road |
| Entity Address, City or Town | Estero |
| Entity Address, State or Province | FL |
| Entity Address, Postal Zip Code | 33928 |
| City Area Code | 239 |
| Local Phone Number | 301-7000 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
