Document and Entity Information	6 Months Ended
	Dec. 31, 2012	Feb. 04, 2013
Entity Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Dec. 31, 2012
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	Q2
Trading Symbol	EPHC
Entity Registrant Name	Epoch Holding Corporation
Entity Central Index Key	0000351903
Current Fiscal Year End Date	--06-30
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		23,868,559