Document and Entity Information	6 Months Ended
	Dec. 31, 2012	Feb. 01, 2013
Document 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	PDEX
Entity Registrant Name	PRO DEX INC
Entity Central Index Key	0000788920
Current Fiscal Year End Date	--06-30
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		3,340,684