Description of Business and Basis of Presentation - Additional Information (Detail) - USD ($) $ in Thousands			3 Months Ended		6 Months Ended	9 Months Ended		12 Months Ended
	Sep. 22, 2022	Apr. 28, 2022	Sep. 30, 2022	Sep. 30, 2021	Jun. 30, 2022	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021	Jun. 27, 2022	Dec. 31, 2020
Basis Of Presentation [Line Items]
Series F Preferred stock, shares issued			0			0		0
Common Stock, Shares, Issued			7,144,000			7,144,000		7,142,000
Proceeds from the sale of common stock						$ 5,635	$ 13,291
Net loss			$ (8,387)	$ (3,276)		(18,773)	(10,879)
Net increase in operating assets a liabilities						6,500
Prepaid expenses and other current assets			2,648			2,648		$ 2,012
Working capital			20,100			20,100		35,500
Cash and cash equivalents			9,960			9,960		29,972
Cash, cash equivalents, and restricted cash			9,960	$ 33,589		9,960	33,589	30,175		$ 17,876
Net cash and cash equivalents used in investing activities						(3,256)	(396)	3,300
Accounts receivable, net			$ 4,846			4,846		4,238
Net cash used in operating activities						$ (21,179)	$ (13,606)
Net decreases in operating assets								21,200
Reverse stock split		one-for-twenty-five
SWK Loan
Basis Of Presentation [Line Items]
Proceed from term loan offering								1,000
Cyber Incident
Basis Of Presentation [Line Items]
Prepaid expenses and other current assets								$ 400
Private Placement [Member]
Basis Of Presentation [Line Items]
Proceeds from offering, net of underwriting discounts and commissions					$ 5,600
Securities Purchase Agreement [Member]
Basis Of Presentation [Line Items]
Warrant issued									726,660
Common Stock, Shares, Issued									678,745
Gross proceeds from transactions and other transactions									$ 6,500
Securities Purchase Agreement [Member] | Private Placement [Member]
Basis Of Presentation [Line Items]
Common Stock, Shares, Issued									1,405,405
Membership Interest Purchase Agreement [Member]
Basis Of Presentation [Line Items]
Purchase price payable, description	the Company acquired all of the issued and outstanding membership interests of Med-Fiber on the terms and subject to the conditions set forth in the Purchase Agreement, for a purchase price equal to $1,320,000, plus, subject to the satisfaction of certain milestones, additional earn-out consideration in an aggregate amount of up to $880,000. Med-Fiber was engaged in the business of manufacturing and supplying infrared transmitting fiber optics for laser power delivery applications and activities related thereto. The purchase was accounted for as an asset acquisition as substantially all of the fair value of the gross assets acquired is concentrated in a group of similar assets. The $2,220,000 is included as a component of property, plant, and equipment in the consolidated balance sheet as of September 30, 2022.