v3.22.2.2
Cover
Nov. 22, 2022
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Nov. 22, 2022
Entity File Number 000-53361
Entity Registrant Name Ecoark Holdings, Inc.
Entity Central Index Key 0001437491
Entity Tax Identification Number 30-0680177
Entity Incorporation, State or Country Code NV
Entity Address, Address Line One 303 Pearl Parkway Suite 200
Entity Address, City or Town San Antonio
Entity Address, State or Province TX
Entity Address, Postal Zip Code 78215
City Area Code 800
Local Phone Number 762-7293
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock
Trading Symbol ZEST
Security Exchange Name NASDAQ
Entity Emerging Growth Company false