XML 63 R51.htm IDEA: XBRL DOCUMENT v3.22.1
GEOGRAPHIC INFORMATION (Details) - Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas - USD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues $ 8,643,000 $ 6,696,000
Long-lived Assets 3,055,000 3,217,000
UNITED STATES    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 7,731,000 5,955,000
Long-lived Assets 2,203,000 2,306,000
KOREA, REPUBLIC OF    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 598,000 460,000
Long-lived Assets 0 0
CHINA    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 249,000 135,000
Long-lived Assets 705,000 747,000
TAIWAN    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 10,000 11,000
Long-lived Assets 147,000 164,000
Other Foreign Countries [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 55,000 135,000
Long-lived Assets $ 0 $ 0