Document and Entity Information
3 Months Ended
Sep. 30, 2012
Document Document and Entity Information [Abstract]  
Document Type 10-Q
Amendment Flag false
Document Period End Date Sep. 30, 2012
Document Fiscal Year Focus 2013
Document Fiscal Period Focus Q1
Trading Symbol PH
Entity Registrant Name PARKER HANNIFIN CORP
Entity Central Index Key 0000076334
Current Fiscal Year End Date --06-30
Entity Filer Category Large Accelerated Filer
Entity Common Stock, Shares Outstanding 149,180,977