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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2022
Income Tax Disclosure [Abstract]  
Schedule of Deferred Tax Assets and Liabilities Significant components of the Company’s deferred taxes at December 31 are as follows:
 20222021
Deferred tax assets:  
Capitalized transaction costs$212 $250 
Intangible assets1,342 1,205 
Inventory valuation58 43 
Research and development credit4,005 4,005 
Interest expense carryforward5,810 4,980 
Foreign timing differences633 624 
Depreciable assets38 53 
Other3,000 1,871 
Net operating loss carryforwards62,314 57,739 
77,412 70,770 
Deferred tax liabilities:
Unremitted foreign earnings(426)(448)
(426)(448)
Total net deferred tax assets76,986 70,322 
Less valuation allowance(76,727)(70,055)
Net deferred tax assets (included in other assets)$259 $267 
Schedule of Effective Income Tax Rate The Company’s provision for income taxes differs from the expected tax expense amount computed by applying the statutory federal income tax rate of 21% to income before income taxes as a result of the following:
 20222021
Tax at U.S. statutory rate $(8,244)$(5,150)
State taxes, net of deferred benefit(1,192)(783)
Foreign tax rate differential(206)(260)
Foreign taxes179 (169)
Permanent differences2,400 (231)
Transaction costs859 — 
Other41 (124)
Deferred tax adjustment117 (43)
Unremitted foreign earnings20 27 
Valuation allowance - current year6,610 6,889 
Income tax expense$584 $156 
Schedule of Components of Income Tax Expense (Benefit) Income tax expense consists of the following:
 20222021
Current taxes:
U.S. state$$
International 580 239 
Total current income tax expense583 241 
Deferred taxes:
International(85)
Total deferred income tax expense(85)
Income tax expense$584 $156