Document and Entity Information - shares	6 Months Ended
	Jun. 30, 2017	Aug. 04, 2017
Entity Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Jun. 30, 2017
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	Q2
Entity Registrant Name	CARVANA CO.
Entity Central Index Key	0001690820
Current Fiscal Year End Date	--12-31
Entity Filer Category	Non-accelerated Filer
Class A
Entity Information [Line Items]
Entity Common Stock, Shares Outstanding (in shares)		15,518,640
Class B
Entity Information [Line Items]
Entity Common Stock, Shares Outstanding (in shares)		117,236,210