v3.26.1

Cover	9 Months Ended
Cover	Mar. 31, 2026
Entity Addresses [Line Items]
Document Type	S-1/A
Amendment Flag	false
Entity Registrant Name	Hyperliquid Strategies Inc
Entity Central Index Key	0002078856
Entity Tax Identification Number	39-3284080
Entity Incorporation, State or Country Code	DE
Entity Address, Address Line One	477 Madison Avenue
Entity Address, Address Line Two	22nd Floor
Entity Address, City or Town	New York
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	10022
City Area Code	(212)
Local Phone Number	883-4330
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Primary SIC Number	6199
Business Contact [Member]
Entity Addresses [Line Items]
Contact Personnel Name	David Schamis
Entity Address, Address Line One	477 Madison Avenue
Entity Address, Address Line Two	22nd Floor
Entity Address, City or Town	New York
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	10022
City Area Code	(212)
Local Phone Number	883-4330

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

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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'.

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

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Address Line 2 such as Street or Suite number

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Name of the City or Town

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Name of the state or province.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Indicate if an emerging growth company has elected not to use the extended transition period for complying with any new or revised financial accounting standards.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Two-character EDGAR code representing the state or country of incorporation.

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- Definition

Primary Standard Industrial Classification (SIC) Number for the Entity.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Section 240
-Subsection f

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

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Indicates that the company is a Smaller Reporting Company (SRC).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Local phone number for entity.

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Hyperliquid Strategies Inc S-1/A