2106100 - Disclosure - Commitments and Contingencies
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2406401 - Disclosure - Commitments and Contingencies - Additional Information (Detail)
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2105100 - Disclosure - Common Stock Purchase Agreement
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2405401 - Disclosure - Common Stock Purchase Agreement (Details)
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2114100 - Disclosure - Compensation Plan for Board Members
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2414401 - Disclosure - Compensation Plan for Board Members (Details)
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1001000 - Statement - Condensed Consolidated Balance Sheets (unaudited)
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1001501 - Statement - Condensed Consolidated Balance Sheets (unaudited) (Parenthetical)
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1003000 - Statement - Condensed Consolidated Statements of Cash Flows (unaudited)
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1002000 - Statement - Condensed Consolidated Statements of Operations (unaudited)
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2101100 - Disclosure - Description of Business
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2401401 - Disclosure - Description of Business - Narrative (Details)
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0001000 - Document - Document and Entity Information
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2113100 - Disclosure - Essentialis, Inc. Acquisition
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2413402 - Disclosure - Essentialis, Inc. Acquisition - Additional Information (Details)
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2413404 - Disclosure - Essentialis, Inc. Acquisition - Pro Forma Information (Details)
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2413403 - Disclosure - Essentialis, Inc. Acquisition - Purchase Price Consideration (Details)
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2313301 - Disclosure - Essentialis, Inc. Acquisition (Tables)
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2102100 - Disclosure - Fair Value of Financial Instruments
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2402404 - Disclosure - Fair Value of Financial Instruments - Additional Information (Details)
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2402403 - Disclosure - Fair Value of Financial Instruments - Summary of Changes in Fair Value of Level1 and Level 3 Financial Instruments (Detail)
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2402402 - Disclosure - Fair Value of Financial Instruments - Summary of Financial Instruments Measured at Fair Value on Recurring Basis (Detail)
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2302301 - Disclosure - Fair Value of Financial Instruments (Tables)
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2101100 - Disclosure - Liquidity, Financial Condition and Management's Plans
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2401401 - Disclosure - Liquidity, Financial Condition and Management's Plans - Additional Information (Detail)
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2111100 - Disclosure - Net loss per share
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2411402 - Disclosure - Net loss per share - Schedule of Potentially Dilutive Securities Outstanding Excluded from Computations of Diluted Weighted-Average Shares Outstanding (Detail)
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2409404 - Disclosure - - Schedule of Fair Value of Award Granted Using Black-Scholes Option Pricing Model (Detail)
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2115100 - Disclosure - Shareholder Lawsuit
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2415401 - Disclosure - Shareholder Lawsuit (Details)
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2109100 - Disclosure - Stockholders' Equity
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2409402 - Disclosure - Stockholders' Equity - Additional Information (Detail)
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2409403 - Disclosure - Stockholders' Equity - Summary of Stock Based Compensation Expense (Detail)
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2309301 - Disclosure - Stockholders' Equity (Tables)
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2116100 - Disclosure - Subsequent Events
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2416401 - Disclosure - Subsequent Events (Details)
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2101100 - Disclosure - Summary of Significant Accounting Policies
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2401404 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail)
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2401403 - Disclosure - Summary of Significant Accounting Policies - Inventory (Details)
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2201201 - Disclosure - Summary of Significant Accounting Policies (Policies)
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2301302 - Disclosure - Summary of Significant Accounting Policies (Tables)
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2409405 - Disclosure - - Summary of Stock Option Transactions (Detail)
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2103100 - Disclosure - Warrant Liabilities
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2403402 - Disclosure - Warrant Liabilities - Additional Information (Detail)
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2403403 - Disclosure - Warrant Liabilities - Fair Value of Convertible Preferred Stock Warrant Liability (Detail)
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2303301 - Disclosure - Warrant Liabilities (Tables)
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