Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.10.0.1
Document and Entity Information - shares
6 Months Ended
Aug. 04, 2018
Aug. 24, 2018
Document and Entity Information [Abstract]    
Entity Registrant Name J C PENNEY CO INC  
Entity Central Index Key 0001166126  
Current Fiscal Year End Date --02-02  
Entity Filer Category Large Accelerated Filer  
Document Type 10-Q  
Document Period End Date Aug. 04, 2018  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q2  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   314,895,764
Trading Symbol jcp