| Document And Entity Information | Apr. 13, 2020 |
| Document Information Line Items | |
| Entity Registrant Name | Hexcel Corporation |
| Document Type | 8-K/A |
| Amendment Flag | true |
| Amendment Description | Hexcel Corporation (the “Company”) is filing this Amendment No. 1 on Form 8-K/A (this “Amendment”) to amend its Current Report on Form 8-K originally filed with the U.S. Securities and Exchange Commission on April 6, 2020 (the “Original Form 8-K”) to correct an administrative error with respect to the expiration date of the Rights (as defined below). Except as set forth below, this Amendment does not otherwise amend or update any information or exhibits originally set forth in or filed with the Original Form 8-K. This Form 8-K/A speaks as of the original filing date of the Original Form 8-K, does not reflect events that may have occurred subsequent to the original filing date and does not modify or update in any way disclosures made in the Original Form 8-K, except as otherwise set forth in this Amendment.In accordance with Rule 12b-15 of the Securities Exchange Act of 1934, as amended, the complete text of Item 3.03 of the Original Form 8-K, as amended by this Amendment, which form a part of, and should be read together with, the Original Form 8-K, are set forth below. |
| Entity Central Index Key | 0000717605 |
| Document Period End Date | Apr. 13, 2020 |
| Entity Emerging Growth Company | false |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-8472 |
| Entity Tax Identification Number | 94-1109521 |
| Entity Address, Address Line One | Two Stamford Plaza |
| Entity Address, Address Line Two | 281 Tresser Boulevard |
| Entity Address, City or Town | Stamford |
| Entity Address, State or Province | CT |
| Entity Address, Postal Zip Code | 06901-3238 |
| City Area Code | 203 |
| Local Phone Number | 969-0666 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Common Stock [Member] | |
| Document Information Line Items | |
| Trading Symbol | HXL |
| Title of 12(b) Security | Common Stock |
| Security Exchange Name | NYSE |
| Preferred Stock [Member] | |
| Document Information Line Items | |
| Title of 12(b) Security | Preferred Share Purchase Rights |
| Security Exchange Name | NYSE |
| No Trading Symbol Flag | true |
