XML 60 R49.htm IDEA: XBRL DOCUMENT v3.19.1
13 - GEOGRAPHIC INFORMATION (Details) - Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas - USD ($)
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues $ 8,222,000 $ 7,622,000
Long-lived Assets 3,710,000 3,866,000
UNITED STATES    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 7,377,000 6,803,000
Long-lived Assets 2,679,000 2,788,000
KOREA, REPUBLIC OF    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 509,000 455,000
Long-lived Assets 0 0
CHINA    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 237,000 296,000
Long-lived Assets 831,000 875,000
TAIWAN, PROVINCE OF CHINA    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 55,000 17,000
Long-lived Assets 200,000 203,000
Other Foreign Countries [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 44,000 51,000
Long-lived Assets $ 0 $ 0