Document and Entity Information
6 Months Ended
Dec. 31, 2018
Document and Entity Information [Abstract]  
Entity Registrant Name PARKER HANNIFIN CORP
Entity Central Index Key 0000076334
Trading Symbol PH
Current Fiscal Year End Date --06-30
Entity Filer Category Large Accelerated Filer
Document Type 10-Q
Document Period End Date Dec. 31, 2018
Document Fiscal Year Focus 2019
Document Fiscal Period Focus Q2
Amendment Flag false
Entity Emerging Growth Company false
Entity Small Business false
Entity Common Stock, Outstanding (in shares) 129,365,355