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BUSINESS ACTIVITY AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Disaggregation of Revenue (Details) - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2023
Sep. 30, 2022
BUSINESS ACTIVITY AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES    
Total revenues $ 6,635 $ 5,852
Equipment upon delivery | Point in time    
BUSINESS ACTIVITY AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES    
Total revenues 6,557 5,714
Installation | Point in time    
BUSINESS ACTIVITY AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES    
Total revenues 60 126
Software and services | Over time    
BUSINESS ACTIVITY AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES    
Total revenues $ 18 $ 12