Document and Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2017	Mar. 05, 2018	Jun. 30, 2017
Document And Entity Information
Entity Registrant Name	CPI AEROSTRUCTURES INC
Entity Central Index Key	0000889348
Document Type	10-K
Trading Symbol	CVU
Document Period End Date	Dec. 31, 2017
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity a Well-known Seasoned Issuer	No
Entity a Voluntary Filer	No
Entity's Reporting Status Current	Yes
Entity Filer Category	Smaller Reporting Company
Entity Public Float			$ 73,550,935
Sales price			$ 9.40
Entity Common Stock, Shares Outstanding		8,878,965
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2017