Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition - Deferred Revenue (Details)

v3.19.1
Revenue Recognition - Deferred Revenue (Details) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Revenue from Contract with Customer [Abstract]    
Deferred extended maintenance and support $ 2,281 $ 2,114
Deferred Royalties 300 300
Deferred rental income 38 51
Customer deposits and advances 55 62
Deferred device revenues 36 70
Total deferred revenues 2,710 2,597
Less current portion (1,211) (1,102)
Deferred revenues, non-current $ 1,499 $ 1,495