v3.20.2
Document and Entity Information
Oct. 16, 2020
Document And Entity Information [Line Items]  
Amendment Flag false
Entity Central Index Key 0001415311
Document Type 8-K
Document Period End Date Oct. 16, 2020
Entity Registrant Name ProShares Trust II
Entity Incorporation State Country Code DE
Entity File Number 001-34200
Entity Tax Identification Number 87-6284802
Entity Address, Address Line One c/o ProShare Capital Management LLC
Entity Address, Address Line Two 7501 Wisconsin Avenue
Entity Address, Address Line Three Suite 1000E
Entity Address, City or Town Bethesda
Entity Address, State or Province MD
Entity Address, Postal Zip Code 20814
City Area Code (240)
Local Phone Number 497-6400
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Pro Shares Vix Short Term Futures Etf [Member]  
Document And Entity Information [Line Items]  
Security 12b Title ProShares VIX Short-Term Futures ETF
Trading Symbol VIXY
Security Exchange Name NYSEArca
Pro Shares Ultra Vix Short Term Futures Etf [Member]  
Document And Entity Information [Line Items]  
Security 12b Title ProShares Ultra VIX Short-Term Futures ETF
Trading Symbol UVXY
Security Exchange Name NYSEArca
Pro Shares Short Vix Short Term Futures Etf [Member]  
Document And Entity Information [Line Items]  
Security 12b Title ProShares Short VIX Short-Term Futures ETF
Trading Symbol SVXY
Security Exchange Name NYSEArca
Pro Shares Vix Mid Term Futures Etf [Member]  
Document And Entity Information [Line Items]  
Security 12b Title ProShares VIX Mid-Term Futures ETF
Trading Symbol VIXM
Security Exchange Name NYSEArca