Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition (Details)

v3.8.0.1
Revenue Recognition (Details) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Deferred Revenue Arrangement [Line Items]    
Total deferred revenues $ 2,058 $ 1,919
Deferred rental income 71 73
Less current portion (1,292) (1,103)
Deferred revenues, non-current 766 816
Customer deposits and advances [Member]    
Deferred Revenue Arrangement [Line Items]    
Total deferred revenues 49 52
Deferred extended maintenance and support [Member]    
Deferred Revenue Arrangement [Line Items]    
Total deferred revenues 1,903 1,763
Medical Device [Member]    
Deferred Revenue Arrangement [Line Items]    
Total deferred revenues $ 35 $ 31