Organization	12 Months Ended
Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Organization	1. Organization Nature of Operations Bitwise 10 Crypto Index Fund (the “Trust”) is a Delaware Statutory Trust that commenced operations on November 22, 2017. The Trust's name was changed from “Bitwise Hold 10 Private Index Fund, LLC” on September 24, 2018, and changed again from “Bitwise 10 Private Index Fund, LLC” on May 1, 2020 when it was also simultaneously converted from a Delaware Limited Liability Company to a Delaware Statutory Trust. Bitwise Investment Advisers, LLC, is the sponsor (“Sponsor”) and investment adviser of the Trust. Bitwise Asset Management, Inc, an affiliate of the Sponsor, served as the Manager before the Trust's conversion to a Delaware Statutory Trust. Delaware Trust Company is the Trustee of the Trust, and American Stock Transfer & Trust Company is the Transfer Agent of the Trust. On December 9, 2020, the Trust received notice that its Shares were qualified for public trading on the OTCQX U.S. Marketplace of the OTC Markets Group, Inc. ("OTCQX"). The Trust's trading symbol on OTCQX is "BITW" and the CUSIP number for its Shares is 091749101. The Trust’s principal investment objective is to invest in a portfolio of broad-based cryptocurrencies that tracks the Bitwise 10 Large Cap Crypto Index (the “Index”), which is administered by Bitwise Index Services, LLC (the "Index Provider"), an affiliate of the Sponsor. The Trust rebalances monthly alongside the Index to stay current with changes. At the time that the financial statements were created on 12.31.21, the Trust held more than 10 assets because it was in the process of rebalancing its portfolio to match the changes in the underlying Index. Shareholders subject to a 2.5% per annum Management Fee are referred to as the Investor Class and Shareholders that were subject to a 2.0% per annum Management Fee are referred to as the Institutional Class. Pursuant to the Agreement and Plan of Conversion executed as of May 1, 2020, the Trust converted from a Delaware Limited Liability Company to a Delaware Statutory Trust. In connection with the conversion, limited liability company units were converted to shares. All members holding Investor Class units received 10 shares for each unit held, and all members holding Institutional Class units received 10.126022288931 shares for each unit held. Additionally, effective May 1, 2020 all Shareholders are charged a Management Fee of 2.5% per annum, and the dual class structure was eliminated. Theorem Fund Services, LLC (the “Administrator”) serves as the Trust’s Administrator and performs certain administrative and accounting services on behalf of the Trust. Any references to Shares or Shareholders refer to units and members, respectively, and references to the Sponsor refer to the Manager, with respect to the period prior to the conversion to a Delaware Statutory Trust on May 1, 2020. Certain 2019 and 2020 amounts have been reclassified to conform to 2021 presentation.

Organization

12 Months Ended

Dec. 31, 2021

Organization, Consolidation and Presentation of Financial Statements [Abstract]

1. Organization

Nature of Operations

Bitwise 10 Crypto Index Fund (the “Trust”) is a Delaware Statutory Trust that commenced operations on November 22, 2017. The Trust's name was changed from “Bitwise Hold 10 Private Index Fund, LLC” on September 24, 2018, and changed again from “Bitwise 10 Private Index Fund, LLC” on May 1, 2020 when it was also simultaneously converted from a Delaware Limited Liability Company to a Delaware Statutory Trust. Bitwise Investment Advisers, LLC, is the sponsor (“Sponsor”) and investment adviser of the Trust. Bitwise Asset Management, Inc, an affiliate of the Sponsor, served as the Manager before the Trust's conversion to a Delaware Statutory Trust. Delaware Trust Company is the Trustee of the Trust, and American Stock Transfer & Trust Company is the Transfer Agent of the Trust.

On December 9, 2020, the Trust received notice that its Shares were qualified for public trading on the OTCQX U.S. Marketplace of the OTC Markets Group, Inc. ("OTCQX"). The Trust's trading symbol on OTCQX is "BITW" and the CUSIP number for its Shares is 091749101.

The Trust’s principal investment objective is to invest in a portfolio of broad-based cryptocurrencies that tracks the Bitwise 10 Large Cap Crypto Index (the “Index”), which is administered by Bitwise Index Services, LLC (the "Index Provider"), an affiliate of the Sponsor. The Trust rebalances monthly alongside the Index to stay current with changes.

At the time that the financial statements were created on 12.31.21, the Trust held more than 10 assets

because it was in the process of rebalancing its portfolio to match the changes in the underlying Index.

Shareholders subject to a 2.5% per annum Management Fee are referred to as the Investor Class and Shareholders that were subject to a 2.0% per annum Management Fee are referred to as the Institutional Class. Pursuant to the Agreement and Plan of Conversion executed as of May 1, 2020, the Trust converted from a Delaware Limited Liability Company to a Delaware Statutory Trust. In connection with the conversion, limited liability company units were converted to shares. All members holding Investor Class units received 10 shares for each unit held, and all members holding Institutional Class units received 10.126022288931 shares for each unit held. Additionally, effective May 1, 2020 all Shareholders are charged a Management Fee of 2.5% per annum, and the dual class structure was eliminated.

Theorem Fund Services, LLC (the “Administrator”) serves as the Trust’s Administrator and performs certain administrative and accounting services on behalf of the Trust.

Any references to Shares or Shareholders refer to units and members, respectively, and references to the Sponsor refer to the Manager, with respect to the period prior to the conversion to a Delaware Statutory Trust on May 1, 2020.

Certain 2019 and 2020 amounts have been reclassified to conform to 2021 presentation.