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Financial Statement Details (Tables)

12 Months Ended

Dec. 31, 2022

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Summary of Inventories

Inventories consist of the following (in thousands):

			December 31,
			2022						2021
Finished goods			$	31,153					$	33,112
Raw materials and components			6,823						4,290
Total inventories			$	37,976					$	37,402

Summary of Prepaid Expenses and Other

Prepaid expenses and other consists of the following (in thousands):

			December 31,
			2022						2021
Rebate receivables			$	2,038					$	6,398
Receivables from contract manufacturers			3,561						2,626
Software licenses			772						1,261
Insurance			12						1,269
Deposits			829						1,023
Financed assets			—						323
Other			766						724
Total prepaid expenses and other			$	7,978					$	13,624

Summary of Property, Plant and Equipment and Rental Assets

Property, plant and equipment consists of the following (in thousands):

			December 31,
			2022						2021
Test equipment			$	19,724					$	19,095
Computer equipment and purchased software			4,603						7,618
Product tooling			5,007						4,350
Furniture and fixtures			1,214						1,214
Vehicles			119						1,654
Leasehold improvements			772						863
Total property, plant and equipment, gross			31,439						34,794
Less—accumulated depreciation and amortization			(26,049)						(26,692)
Total property, plant and equipment, net			$	5,390					$	8,102

Rental assets consist of the following (in thousands):

			December 31,
			2022						2021
Rental assets			$	10,300					$	9,967
Less—accumulated depreciation			(5,484)						(5,392)
Total rental assets			$	4,816					$	4,575

Summary of Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consist of the following (in thousands):

			December 31,
			2022						2021
Royalties			$	992					$	2,243
Payroll and related expenses			8,873						9,326
Warranty obligations			480						473
Professional fees			738						502
Bank overdrafts			—						370
Accrued interest			1,112						877
Deferred revenue			5,060						3,832
Customer advances			2,828						—
Operating lease liabilities			1,759						1,769
Accrued contract manufacturing liabilities			1,416						927
Liabilities related to financed assets			—						1,593
Value added tax payables			449						642
Other			4,238						3,699
Total accrued expenses and other current liabilities			$	27,945					$	26,253

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Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

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-Name Accounting Standards Codification
-Topic 360
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