v3.24.2.u1
Document and Entity Information
Aug. 19, 2024
Cover [Abstract]  
Entity Registrant Name ASPEN AEROGELS INC
Amendment Flag false
Entity Central Index Key 0001145986
Document Type 8-K
Document Period End Date Aug. 19, 2024
Entity Incorporation State Country Code DE
Entity File Number 001-36481
Entity Tax Identification Number 04-3559972
Entity Address, Address Line One 30 Forbes Road
Entity Address, Address Line Two Building B
Entity Address, City or Town Northborough
Entity Address, State or Province MA
Entity Address, Postal Zip Code 01532
City Area Code (508)
Local Phone Number 691-1111
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common Stock
Trading Symbol ASPN
Security Exchange Name NYSE
Entity Emerging Growth Company false