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Income Statement [Abstract] Issuance of Series D Preferred Stock and Warrants (in shares) The number of shares and warrants issued during the period. hscs_IncreaseDecreaseInDeferredOfferingCosts Deferred offering costs The increase (decrease) during the reporting period in the value of offering costs made during the current reporting period for benefits that will be received over a period of years. hscs_ClassOfWarrantOrRightNumberInOneUnit Class of Warrant or Right, Number in One Unit (in shares) The number of warrants included in one unit. 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Streeterville [Member] Streeterville hscs_DebtInstrumentThirdInstallment Debt Instrument, Third Installment The amount of the debt instrument drawn in the third installment. hscs_DebtInstrumentSecondInstallment Debt Instrument, Second Installment The amount of the debt instrument drawn in the second installment. Streeterville Note [Member] Streeterville Note hscs_DebtInstrumentInterestRateDefault Debt Instrument, Interest Rate, Default Contractual interest rate for funds borrowed, under the debt agreement, upon default. 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Operating Leases of Lessee [Table Text Block] Tabular disclosure on the operating leases of the lessee. hscs_DebtInstrumentReimbursementWithheld Debt Instrument, Reimbursement Withheld The reimbursement withheld on the debt instrument. Service-based Common Stock Option [Member] Service-based Common Stock Option hscs_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardContractualTerm Share-based Compensation Arrangement by Share-based Payment Award, Award Contractual Term (Year) The award contractual term in the share-based payment arrangement. hscs_AccruedRoyaltyPaymentBenchmark Accrued Royalty Payment Benchmark The accrued royalty payment benchmark. 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