| Cover Page Cover Page | Feb. 26, 2021 |
| Entity Information [Line Items] | |
| Document Type | 8-K |
| Document Period End Date | Feb. 26, 2021 |
| Entity Registrant Name | ASHFORD INC. |
| Entity Incorporation, State or Country Code | NV |
| Entity File Number | 001-36400 |
| Entity Tax Identification Number | 84-2331507 |
| Entity Address, Address Line One | 14185 Dallas Parkway |
| Entity Address, Address Line Two | Suite 1100 |
| Entity Address, City or Town | Dallas |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 75254 |
| City Area Code | 972 |
| Local Phone Number | 490-9600 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001604738 |
| Amendment Flag | false |
| Common Stock | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | Common Stock |
| Trading Symbol | AINC |
| Security Exchange Name | NYSEAMER |
| Preferred Stock | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | Preferred Stock Purchase Rights |
| Security Exchange Name | NYSEAMER |
| No Trading Symbol Flag | true |
