Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.8.0.1
Document and Entity Information - shares
9 Months Ended
Oct. 28, 2017
Nov. 24, 2017
Document and Entity Information [Abstract]    
Entity Registrant Name J C PENNEY CO INC  
Entity Central Index Key 0001166126  
Current Fiscal Year End Date --02-03  
Entity Filer Category Large Accelerated Filer  
Document Type 10-Q  
Document Period End Date Oct. 28, 2017  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q3  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   311,571,536
Trading Symbol jcp