Current report filing

Document and Entity Information

Document and Entity Information
Sep. 29, 2023
Document Information [Line Items]  
Document Type 8-K
Document Period End Date Sep. 29, 2023
Entity Incorporation, State or Country Code DE
Entity File Number 001-15957
Entity Tax Identification Number 95-4180883
Entity Address, Address Line One 16640 Stagg Street,
Entity Address, City or Town Van Nuys
Entity Address State Or Province CA
Entity Address, Postal Zip Code 91406
City Area Code 818
Local Phone Number 734-5300
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Entity Central Index Key 0001009759
Amendment Flag false
Common Stock  
Document Information [Line Items]  
Title of 12(b) Security Common Stock, par value $.001 per share
Trading Symbol CGRN
Security Exchange Name NASDAQ
Series B Junior Participating Preferred Stock  
Document Information [Line Items]  
Title of 12(b) Security Series B Junior Participating Preferred Stock Purchase Rights
No Trading Symbol Flag true