| Cover | Feb. 25, 2020 |
| Entity Information [Line Items] | |
| Document Type | 8-K |
| Document Period End Date | Feb. 25, 2020 |
| Entity Registrant Name | MOHAWK INDUSTRIES, INC. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 01-13697 |
| Entity Tax Identification Number | 52-1604305 |
| Entity Address, Address Line One | 160 South Industrial Blvd. |
| Entity Address, City or Town | Calhoun |
| Entity Address, State or Province | GA |
| Entity Address, Postal Zip Code | 30701 |
| City Area Code | 706 |
| Local Phone Number | 629-7721 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Amendment Flag | false |
| Entity Central Index Key | 0000851968 |
| Common Stock, $.01 par value | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | Common Stock, $.01 par value |
| Trading Symbol | MHK |
| Security Exchange Name | NYSE |
| Floating Rate Notes due 2020 | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | Floating Rate Notes due 2020 |
| Security Exchange Name | NYSE |
| No Trading Symbol Flag | true |
| Floating Rate Notes due 2021 | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | Floating Rate Notes due 2021 |
| Security Exchange Name | NYSE |
| No Trading Symbol Flag | true |
| Senior Notes due 2022 | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | 2.000% Senior Notes due 2022 |
| Security Exchange Name | NYSE |
| No Trading Symbol Flag | true |
