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Document and Entity Information
Nov. 01, 2021
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Nov. 01, 2021
Entity Registrant Name Emerald Holding, Inc.
Entity Central Index Key 0001579214
Entity Emerging Growth Company true
Entity Ex Transition Period true
Entity File Number 001-38076
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 42-1775077
Entity Address, Address Line One 100 Broadway, 14th Floor
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10005
City Area Code 949
Local Phone Number 226-5700
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, par value $0.01 per share
Trading Symbol EEX
Security Exchange Name NYSE