Document and Entity Information (USD $)	12 Months Ended
	Dec. 31, 2014	Mar. 13, 2015	Jun. 30, 2014
Document and Entity Information [Abstract]
Document Type	10-K
Amendment Flag	false
Document Period End Date	Dec. 31, 2014
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	FY
Entity Registrant Name	ZAIS Financial Corp.
Entity Central Index Key	0001527590
Current Fiscal Year End Date	--12-31
Entity Filer Category	Accelerated Filer
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Common Stock, Shares Outstanding		7,970,886
Entity Public Float			$ 129,625,928
Trading Symbol	ZFC