| Document And Entity Information | Jul. 23, 2019 |
| Cover page. | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Jul. 23, 2019 |
| Entity Registrant Name | Advanced Drainage Systems, Inc. |
| Entity Central Index Key | 0001604028 |
| Entity Emerging Growth Company | false |
| Entity File Number | 001-36557 |
| Entity Incorporation, State or Country Code | DE |
| Entity Tax Identification Number | 51-0105665 |
| Entity Address, Address Line One | 4640 Trueman Boulevard |
| Entity Address, City or Town | Hilliard |
| Entity Address, State or Province | OH |
| Entity Address, Postal Zip Code | 43026 |
| City Area Code | (614) |
| Local Phone Number | 658-0050 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of each class | Common Stock $0.01 par value per share) |
| Trading Symbol | WMS |
| Name of each exchange on which registered | NYSE |
