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Inventory (Tables)

12 Months Ended

Dec. 31, 2021

Inventory Disclosure [Abstract]

Schedule of Inventory

Our inventory, net of allowance for obsolescence of $64,000 and $221,000 at December 31, 2021 and 2020, respectively, consisted of the following:

			December 31,
			2021						2020
			(in thousands)
Raw materials - current			$	17,528					$	18,026
Work-in-process			1,801						1,900
Inventory - current			19,329						19,926
Raw materials - long term (net of allowances of $64 and $221, respectively)			1,582						1,065
Inventory - total			$	20,911					$	20,991

A summary of our inventory allowance is as follows:

			Year Ended December 31,
			2021						2020
			(in thousands)
Beginning balance			$	221					$	24
Accruals			208						251
Write-offs			(365)						(54)
Ending balance			$	64					$	221

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- Definition

Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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