v2.4.0.8
Document And Entity Information
9 Months Ended
Jun. 30, 2014
Jul. 31, 2014
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2014  
Document Fiscal Year Focus 2014  
Document Fiscal Period Focus Q3  
Trading Symbol ESE  
Entity Common Stock, Shares Outstanding   26,303,372
Entity Registrant Name ESCO TECHNOLOGIES INC  
Entity Central Index Key 0000866706  
Current Fiscal Year End Date --09-30  
Entity Filer Category Large Accelerated Filer