v3.24.3

Document and Entity Information	Nov. 18, 2024
Document And Entity Information [Line Items]
Amendment Flag	false
Entity Central Index Key	0001415311
Document Type	8-K
Document Period End Date	Nov. 18, 2024
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 ProShares Trust II
Entity Address, Address Line Two	7272 Wisconsin Avenue
Entity Address, Address Line Three	21st Floor
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 Ultra Silver 2 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares Ultra Silver
Trading Symbol	AGQ
Security Exchange Name	NYSEArca
Pro Shares Ultra Bloomberg Natural Gas 4 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares Ultra Bloomberg Natural Gas
Trading Symbol	BOIL
Security Exchange Name	NYSEArca
Pro Shares Ultra Short Euro Member 12 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares UltraShort Euro
Trading Symbol	EUO
Security Exchange Name	NYSEArca
Pro Shares Ultra Short Gold 5 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares UltraShort Gold
Trading Symbol	GLL
Security Exchange Name	NYSEArca
Pro Shares Ultra Short Bloomberg Natural Gas 3 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares UltraShort Bloomberg Natural Gas
Trading Symbol	KOLD
Security Exchange Name	NYSEArca
Pro Shares Ultra Short Bloomberg Crude Oil 6 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares UltraShort Bloomberg Crude Oil
Trading Symbol	SCO
Security Exchange Name	NYSEArca
Pro Shares Short Vix Short Term Futures Etf Member 16 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares Short VIX Short-Term Futures ETF
Trading Symbol	SVXY
Security Exchange Name	CboeBZX
Pro Shares Ultra Bloomberg Crude Oil 7 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares Ultra Bloomberg Crude Oil
Trading Symbol	UCO
Security Exchange Name	NYSEArca
Pro Shares Ultra Gold 8 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares Ultra Gold
Trading Symbol	UGL
Security Exchange Name	NYSEArca
Pro Shares Ultra Euro 9 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares Ultra Euro
Trading Symbol	ULE
Security Exchange Name	NYSEArca
Pro Shares Ultra Vix Short Term Futures Etf 13 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares Ultra VIX Short-Term Futures ETF
Trading Symbol	UVXY
Security Exchange Name	CboeBZX
Pro Shares Vix Mid Term Futures Etf 14 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares VIX Mid-Term Futures ETF
Trading Symbol	VIXM
Security Exchange Name	CboeBZX
Pro Shares Vix Short Term Futures Etf 15 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares VIX Short-Term Futures ETF
Trading Symbol	VIXY
Security Exchange Name	CboeBZX
Pro Shares Ultra Yen 10 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares Ultra Yen
Trading Symbol	YCL
Security Exchange Name	NYSEArca
Pro Shares Ultra Short Yen 11 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares UltraShort Yen
Trading Symbol	YCS
Security Exchange Name	NYSEArca
Pro Shares Ultra Short Silver 1 [Member]
Document And Entity Information [Line Items]
Security 12b Title	ProShares UltraShort Silver
Trading Symbol	ZSL
Security Exchange Name	NYSEArca

X

- References

No definition available.

+ Details

Name:	ck0001415311_DocumentAndEntityInformationLineItems
Namespace Prefix:	ck0001415311_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.

+ References

No definition available.

+ Details

Name:	dei_AmendmentFlag
Namespace Prefix:	dei_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Area code of city

+ References

No definition available.

+ Details

Name:	dei_CityAreaCode
Namespace Prefix:	dei_
Data Type:	xbrli:normalizedStringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD.

+ References

No definition available.

+ Details

Name:	dei_DocumentPeriodEndDate
Namespace Prefix:	dei_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.

+ References

No definition available.

+ Details

Name:	dei_DocumentType
Namespace Prefix:	dei_
Data Type:	dei:submissionTypeItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Address Line 1 such as Attn, Building Name, Street Name

+ References

No definition available.

+ Details

Name:	dei_EntityAddressAddressLine1
Namespace Prefix:	dei_
Data Type:	xbrli:normalizedStringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Address Line 2 such as Street or Suite number

+ References

No definition available.

+ Details

Name:	dei_EntityAddressAddressLine2
Namespace Prefix:	dei_
Data Type:	xbrli:normalizedStringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Address Line 3 such as an Office Park

+ References

No definition available.

+ Details

Name:	dei_EntityAddressAddressLine3
Namespace Prefix:	dei_
Data Type:	xbrli:normalizedStringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Name of the City or Town

+ References

No definition available.

+ Details

Name:	dei_EntityAddressCityOrTown
Namespace Prefix:	dei_
Data Type:	xbrli:normalizedStringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Code for the postal or zip code

+ References

No definition available.

+ Details

Name:	dei_EntityAddressPostalZipCode
Namespace Prefix:	dei_
Data Type:	xbrli:normalizedStringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Name of the state or province.

+ References

No definition available.

+ Details

Name:	dei_EntityAddressStateOrProvince
Namespace Prefix:	dei_
Data Type:	dei:stateOrProvinceItemType
Balance Type:	na
Period Type:	duration

X

- Definition

A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection b-2

+ Details

Name:	dei_EntityCentralIndexKey
Namespace Prefix:	dei_
Data Type:	dei:centralIndexKeyItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Indicate if registrant meets the emerging growth company criteria.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection b-2

+ Details

Name:	dei_EntityEmergingGrowthCompany
Namespace Prefix:	dei_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.

+ References

No definition available.

+ Details

Name:	dei_EntityFileNumber
Namespace Prefix:	dei_
Data Type:	dei:fileNumberItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Two-character EDGAR code representing the state or country of incorporation.

+ References

No definition available.

+ Details

Name:	dei_EntityIncorporationStateCountryCode
Namespace Prefix:	dei_
Data Type:	dei:edgarStateCountryItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection b-2

+ Details

Name:	dei_EntityRegistrantName
Namespace Prefix:	dei_
Data Type:	xbrli:normalizedStringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection b-2

+ Details

Name:	dei_EntityTaxIdentificationNumber
Namespace Prefix:	dei_
Data Type:	dei:employerIdItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Local phone number for entity.

+ References

No definition available.

+ Details

Name:	dei_LocalPhoneNumber
Namespace Prefix:	dei_
Data Type:	xbrli:normalizedStringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 13e
-Subsection 4c

+ Details

Name:	dei_PreCommencementIssuerTenderOffer
Namespace Prefix:	dei_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 14d
-Subsection 2b

+ Details

Name:	dei_PreCommencementTenderOffer
Namespace Prefix:	dei_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Title of a 12(b) registered security.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection b

+ Details

Name:	dei_Security12bTitle
Namespace Prefix:	dei_
Data Type:	dei:securityTitleItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Name of the Exchange on which a security is registered.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection d1-1

+ Details

Name:	dei_SecurityExchangeName
Namespace Prefix:	dei_
Data Type:	dei:edgarExchangeCodeItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Section 14a
-Number 240
-Subsection 12

+ Details

Name:	dei_SolicitingMaterial
Namespace Prefix:	dei_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Trading symbol of an instrument as listed on an exchange.

+ References

No definition available.

+ Details

Name:	dei_TradingSymbol
Namespace Prefix:	dei_
Data Type:	dei:tradingSymbolItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Securities Act
-Number 230
-Section 425

+ Details

Name:	dei_WrittenCommunications
Namespace Prefix:	dei_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesUltraSilver2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesUltraBloombergNaturalGas4Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesUltraShortEuroMember12Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesUltraShortGold5Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesUltraShortBloombergNaturalGas3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesUltraShortBloombergCrudeOil6Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesShortVixShortTermFuturesEtfMember16Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesUltraBloombergCrudeOil7Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesUltraGold8Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesUltraEuro9Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesUltraVixShortTermFuturesEtf13Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesVixMidTermFuturesEtf14Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesVixShortTermFuturesEtf15Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesUltraYen10Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesUltraShortYen11Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=ck0001415311_ProSharesUltraShortSilver1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: