XML 15 R46.htm IDEA: XBRL DOCUMENT v3.3.0.814
Note 9 - Segment Information - Revenues from External Customers (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
UNITED STATES        
Revenues $ 12,529 $ 9,698 $ 24,723 $ 18,189
Foreign [Member]        
Revenues 9,247 8,842 15,211 16,751
Revenues $ 21,776 $ 18,540 $ 39,934 $ 34,940