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Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise stock options, restrictive stock units (RSUs), convertible preferred stock of an employee stock ownership plan (ESOP), and other dilutive convertible securities.

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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Amount of cash restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.

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Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($)			3 Months Ended
	May 13, 2024	May 08, 2024	Jun. 30, 2024	Jun. 30, 2023	Mar. 31, 2024
Summary Of Significant Accounting Policies [Line Items]
Cash and cash equivalents			$ 6,187,000	$ 10,754,000	$ 2,901,000
Restricted cash			143,000	143,000	143,000
Accumulated deficit			(343,013,000)		$ (339,669,000)
Cash flow from operations			$ 2,983,000	5,311,000
Issuance of common stock			14,373,076		10,077,726
Dilutive effect			$ 0	$ 0
Common stock equivalents excluded from computing diluted net loss per share			11,100,000	1,700,000
Minimum percentage of income tax payment net of refunds received			5.00%
Mosaic
Summary Of Significant Accounting Policies [Line Items]
Inventory finished goods			$ 400,000		$ 300,000
Common Warrants [Member]
Summary Of Significant Accounting Policies [Line Items]
Issuance of common stock		5,000,000
Issuance of warrants		1,562,500
Stock offering price per share		$ 0.8
Pre-Funded Warrants [Member]
Summary Of Significant Accounting Policies [Line Items]
Stock offering price per share		$ 0.799
At-The-Market Facility [Member]
Summary Of Significant Accounting Policies [Line Items]
Issuance of common stock			1,352,600
Issuance of common stock			1,352,600
Net proceeds from issuance of offerings			$ 1,700,000
Public Offering [Member]
Summary Of Significant Accounting Policies [Line Items]
Initial offering date		May 8, 2024
Issuance of common stock		1,562,500
Net proceeds from issuance of offerings	$ 4,500,000
Public Offering [Member] \| Common Warrants [Member]
Summary Of Significant Accounting Policies [Line Items]
Issuance of common stock		5,000,000
Public Offering [Member] \| Common Warrants [Member] \| Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Issuance of warrants		5,000,000