Document and Entity Information - shares	6 Months Ended
	Jun. 30, 2018	May 05, 2018
Entity Registrant Name	GREENWAY TECHNOLOGIES INC
Entity Central Index Key	0001572386
Document Type	10-Q
Document Period End Date	Jun. 30, 2018
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Is Entity a Well-known Seasoned Issuer?	No
Is Entity a Voluntary Filer?	No
Is Entity's Reporting Status Current?	Yes
Entity Filer Category	Smaller Reporting Company
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2018
Entity Small Business	true
Class A Common Stock
Entity Common Stock, Shares Outstanding		283,828,915
Class B Common Stock
Entity Common Stock, Shares Outstanding		0