Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

v3.21.2
Document And Entity Information - shares
 6 Months Ended
Sep. 30, 2021
Nov. 12, 2021
Document Information Line Items    
Entity Registrant Name Crown Electrokinetics Corp.  
Trading Symbol CRKN  
Document Type 10-Q  
Current Fiscal Year End Date --03-31  
Entity Common Stock, Shares Outstanding   14,530,126
Amendment Flag false  
Entity Central Index Key 0001761696  
Entity Current Reporting Status Yes  
Entity Filer Category Non-accelerated Filer  
Document Period End Date Sep. 30, 2021  
Document Fiscal Year Focus 2022  
Document Fiscal Period Focus Q2  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Shell Company false  
Entity Ex Transition Period false  
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 333-232426  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 47-5423944  
Entity Address, Address Line One 1110 NE Circle Blvd  
Entity Address, City or Town Corvallis  
Entity Address, State or Province OR  
Entity Address, Postal Zip Code 97330  
City Area Code (800)  
Local Phone Number 674-3612  
Entity Interactive Data Current Yes  
Title of 12(b) Security Common Stock, $0.0001 par value  
Security Exchange Name NASDAQ