v2.4.0.8
Document and Entity Information
6 Months Ended
Jun. 30, 2014
Document And Entity Information [Abstract]  
Document Type 10-Q
Amendment Flag false
Document Period End Date Jun. 30, 2014
Document Fiscal Year Focus 2014
Document Fiscal Period Focus Q2
Entity Registrant Name PROSHARES TRUST II
Entity Central Index Key 0001415311
Current Fiscal Year End Date --12-31
Entity Filer Category Large Accelerated Filer
Entity Common Stock, Shares Outstanding 84,245,339