3.26.1 html 221 303 1 false 56 0 false 4 false false R1.htm 000 - Document - Document And Entity Information Sheet http://www.heartsciences.com/20260131/role/statement-document-and-entity-information Document And Entity Information Cover 1 false false R2.htm 001 - Statement - Condensed Balance Sheets (Current Period Unaudited) Sheet http://www.heartsciences.com/20260131/role/statement-condensed-balance-sheets-current-period-unaudited Condensed Balance Sheets (Current Period Unaudited) Statements 2 false false R3.htm 002 - Statement - Condensed Balance Sheets (Current Period Unaudited) (Parentheticals) Sheet http://www.heartsciences.com/20260131/role/statement-condensed-balance-sheets-current-period-unaudited-parentheticals Condensed Balance Sheets (Current Period Unaudited) (Parentheticals) Statements 3 false false R4.htm 003 - Statement - Condensed Statements of Operations (Unaudited) Sheet http://www.heartsciences.com/20260131/role/statement-condensed-statements-of-operations-unaudited Condensed Statements of Operations (Unaudited) Statements 4 false false R5.htm 004 - Statement - Condensed Statements of Stockholders' Equity (Unaudited) Sheet http://www.heartsciences.com/20260131/role/statement-condensed-statements-of-stockholders-equity-unaudited Condensed Statements of Stockholders' Equity (Unaudited) Statements 5 false false R6.htm 005 - Statement - Statements of Cash Flows (Unaudited) Sheet http://www.heartsciences.com/20260131/role/statement-statements-of-cash-flows-unaudited Statements of Cash Flows (Unaudited) Statements 6 false false R7.htm 006 - Disclosure - Note 1 - Basis of Presentation Sheet http://www.heartsciences.com/20260131/role/statement-note-1-basis-of-presentation Note 1 - Basis of Presentation Notes 7 false false R8.htm 007 - Disclosure - Note 2 - Liquidity, Going Concern and Other Uncertainties Sheet http://www.heartsciences.com/20260131/role/statement-note-2-liquidity-going-concern-and-other-uncertainties Note 2 - Liquidity, Going Concern and Other Uncertainties Notes 8 false false R9.htm 008 - Disclosure - Note 3 - Summary of Significant Accounting Policies Sheet http://www.heartsciences.com/20260131/role/statement-note-3-summary-of-significant-accounting-policies Note 3 - Summary of Significant Accounting Policies Notes 9 false false R10.htm 009 - Disclosure - Note 4 - Debt Sheet http://www.heartsciences.com/20260131/role/statement-note-4-debt Note 4 - Debt Notes 10 false false R11.htm 010 - Disclosure - Note 5 - Stockholders' Equity Sheet http://www.heartsciences.com/20260131/role/statement-note-5-stockholders-equity Note 5 - Stockholders' Equity Notes 11 false false R12.htm 011 - Disclosure - Note 6 - Stock-based Compensation Sheet http://www.heartsciences.com/20260131/role/statement-note-6-stockbased-compensation Note 6 - Stock-based Compensation Notes 12 false false R13.htm 012 - Disclosure - Note 7 - Commitments and Contingencies Sheet http://www.heartsciences.com/20260131/role/statement-note-7-commitments-and-contingencies Note 7 - Commitments and Contingencies Notes 13 false false R14.htm 013 - Disclosure - Note 8 - Segment Information Sheet http://www.heartsciences.com/20260131/role/statement-note-8-segment-information Note 8 - Segment Information Notes 14 false false R15.htm 014 - Disclosure - Note 9 - Subsequent Events Sheet http://www.heartsciences.com/20260131/role/statement-note-9-subsequent-events Note 9 - Subsequent Events Notes 15 false false R16.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 16 false false R17.htm 995461 - Disclosure - Significant Accounting Policies (Policies) Sheet http://www.heartsciences.com/20260131/role/statement-significant-accounting-policies-policies Significant Accounting Policies (Policies) Policies http://www.heartsciences.com/20260131/role/statement-note-3-summary-of-significant-accounting-policies 17 false false R18.htm 995462 - Disclosure - Note 3 - Summary of Significant Accounting Policies (Tables) Sheet http://www.heartsciences.com/20260131/role/statement-note-3-summary-of-significant-accounting-policies-tables Note 3 - Summary of Significant Accounting Policies (Tables) Tables http://www.heartsciences.com/20260131/role/statement-note-3-summary-of-significant-accounting-policies 18 false false R19.htm 995463 - Disclosure - Note 4 - Debt (Tables) Sheet http://www.heartsciences.com/20260131/role/statement-note-4-debt-tables Note 4 - Debt (Tables) Tables http://www.heartsciences.com/20260131/role/statement-note-4-debt 19 false false R20.htm 995464 - Disclosure - Note 5 - Stockholders' Equity (Tables) Sheet http://www.heartsciences.com/20260131/role/statement-note-5-stockholders-equity-tables Note 5 - Stockholders' Equity (Tables) Tables http://www.heartsciences.com/20260131/role/statement-note-5-stockholders-equity 20 false false R21.htm 995465 - Disclosure - Note 6 - Stock-based Compensation (Tables) Sheet http://www.heartsciences.com/20260131/role/statement-note-6-stockbased-compensation-tables Note 6 - Stock-based Compensation (Tables) Tables http://www.heartsciences.com/20260131/role/statement-note-6-stockbased-compensation 21 false false R22.htm 995466 - Disclosure - Note 7 - Commitments and Contingencies (Tables) Sheet http://www.heartsciences.com/20260131/role/statement-note-7-commitments-and-contingencies-tables Note 7 - Commitments and Contingencies (Tables) Tables http://www.heartsciences.com/20260131/role/statement-note-7-commitments-and-contingencies 22 false false R23.htm 995467 - Disclosure - Note 8 - Segment Information (Tables) Sheet http://www.heartsciences.com/20260131/role/statement-note-8-segment-information-tables Note 8 - Segment Information (Tables) Tables http://www.heartsciences.com/20260131/role/statement-note-8-segment-information 23 false false R24.htm 995468 - Disclosure - Note 1 - Basis of Presentation (Details Textual) Sheet http://www.heartsciences.com/20260131/role/statement-note-1-basis-of-presentation-details-textual Note 1 - Basis of Presentation (Details Textual) Details http://www.heartsciences.com/20260131/role/statement-note-1-basis-of-presentation 24 false false R25.htm 995469 - Disclosure - Note 2 - Liquidity, Going Concern and Other Uncertainties (Details Textual) Sheet http://www.heartsciences.com/20260131/role/statement-note-2-liquidity-going-concern-and-other-uncertainties-details-textual Note 2 - Liquidity, Going Concern and Other Uncertainties (Details Textual) Details http://www.heartsciences.com/20260131/role/statement-note-2-liquidity-going-concern-and-other-uncertainties 25 false false R26.htm 995470 - Disclosure - Note 3 - Summary of Significant Accounting Policies (Details Textual) Sheet http://www.heartsciences.com/20260131/role/statement-note-3-summary-of-significant-accounting-policies-details-textual Note 3 - Summary of Significant Accounting Policies (Details Textual) Details http://www.heartsciences.com/20260131/role/statement-note-3-summary-of-significant-accounting-policies-tables 26 false false R27.htm 995471 - Disclosure - Note 3 - Summary of Significant Accounting Policies - Inventory (Details) Sheet http://www.heartsciences.com/20260131/role/statement-note-3-summary-of-significant-accounting-policies-inventory-details Note 3 - Summary of Significant Accounting Policies - Inventory (Details) Details http://www.heartsciences.com/20260131/role/statement-note-3-summary-of-significant-accounting-policies-tables 27 false false R28.htm 995472 - Disclosure - Note 3 - Summary of Significant Accounting Policies - Property and Equipment (Details) Sheet http://www.heartsciences.com/20260131/role/statement-note-3-summary-of-significant-accounting-policies-property-and-equipment-details Note 3 - Summary of Significant Accounting Policies - Property and Equipment (Details) Details 28 false false R29.htm 995473 - Disclosure - Note 4 - Debt (Details Textual) Sheet http://www.heartsciences.com/20260131/role/statement-note-4-debt-details-textual Note 4 - Debt (Details Textual) Details http://www.heartsciences.com/20260131/role/statement-note-4-debt-tables 29 false false R30.htm 995474 - Disclosure - Note 4 - Debt - Debt (Details) Sheet http://www.heartsciences.com/20260131/role/statement-note-4-debt-debt-details Note 4 - Debt - Debt (Details) Details 30 false false R31.htm 995475 - Disclosure - Note 5 - Stockholders' Equity (Details Textual) Sheet http://www.heartsciences.com/20260131/role/statement-note-5-stockholders-equity-details-textual Note 5 - Stockholders' Equity (Details Textual) Details http://www.heartsciences.com/20260131/role/statement-note-5-stockholders-equity-tables 31 false false R32.htm 995476 - Disclosure - Note 5 - Stockholders' Equity - Warrant Activity (Details) Sheet http://www.heartsciences.com/20260131/role/statement-note-5-stockholders-equity-warrant-activity-details Note 5 - Stockholders' Equity - Warrant Activity (Details) Details 32 false false R33.htm 995477 - Disclosure - Note 6 - Stock-based Compensation (Details Textual) Sheet http://www.heartsciences.com/20260131/role/statement-note-6-stockbased-compensation-details-textual Note 6 - Stock-based Compensation (Details Textual) Details http://www.heartsciences.com/20260131/role/statement-note-6-stockbased-compensation-tables 33 false false R34.htm 995478 - Disclosure - Note 6 - Stock-based Compensation - Option Activity (Details) Sheet http://www.heartsciences.com/20260131/role/statement-note-6-stockbased-compensation-option-activity-details Note 6 - Stock-based Compensation - Option Activity (Details) Details 34 false false R35.htm 995479 - Disclosure - Note 6 - Stock-based Compensation - Valuation Assumptions (Details) Sheet http://www.heartsciences.com/20260131/role/statement-note-6-stockbased-compensation-valuation-assumptions-details Note 6 - Stock-based Compensation - Valuation Assumptions (Details) Details 35 false false R36.htm 995480 - Disclosure - Note 7 - Commitments and Contingencies (Details Textual) Sheet http://www.heartsciences.com/20260131/role/statement-note-7-commitments-and-contingencies-details-textual Note 7 - Commitments and Contingencies (Details Textual) Details http://www.heartsciences.com/20260131/role/statement-note-7-commitments-and-contingencies-tables 36 false false R37.htm 995481 - Disclosure - Note 7 - Commitments and Contingencies - Lease Information (Details) Sheet http://www.heartsciences.com/20260131/role/statement-note-7-commitments-and-contingencies-lease-information-details Note 7 - Commitments and Contingencies - Lease Information (Details) Details 37 false false R38.htm 995482 - Disclosure - Note 7 - Commitments and Contingencies - Lease Maturities (Details) Sheet http://www.heartsciences.com/20260131/role/statement-note-7-commitments-and-contingencies-lease-maturities-details Note 7 - Commitments and Contingencies - Lease Maturities (Details) Details 38 false false R39.htm 995483 - Disclosure - Note 8 - Segment Information (Details Textual) Sheet http://www.heartsciences.com/20260131/role/statement-note-8-segment-information-details-textual Note 8 - Segment Information (Details Textual) Details http://www.heartsciences.com/20260131/role/statement-note-8-segment-information-tables 39 false false R40.htm 995484 - Disclosure - Note 8 - Segment Information - Summary of Financial Information (Details) Sheet http://www.heartsciences.com/20260131/role/statement-note-8-segment-information-summary-of-financial-information-details Note 8 - Segment Information - Summary of Financial Information (Details) Details 40 false false All Reports Book All Reports hscs-20260131.xsd hscs-20260131_cal.xml hscs-20260131_def.xml hscs-20260131_lab.xml hscs-20260131_pre.xml hscs20260131_10q.htm http://fasb.org/us-gaap/2025 http://xbrl.sec.gov/dei/2025 http://xbrl.sec.gov/ecd/2025 true true