Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation (Details)

v3.7.0.1
Basis of Presentation (Details)
$ in Thousands
3 Months Ended
Jun. 02, 2017
USD ($)
agreement
Jun. 30, 2017
USD ($)
agreement
Jun. 30, 2016
USD ($)
Mar. 31, 2017
USD ($)
Mar. 31, 2016
USD ($)
Net loss   $ 4,092 $ 4,516    
Cash used in operating activities   732 2,204    
Cash, cash equivalents and restricted cash   19,139 $ 24,043 $ 19,705 $ 16,706
Outstanding borrowings   $ 9,484   11,533  
Bridge Bank          
Number of secured credit facilities | agreement 2        
Term of credit agreements 2 years        
Wells Fargo          
Number of credit and security agreements | agreement   2      
Credit Facility | Bridge Bank          
Outstanding borrowings   $ 9,500      
Maximum borrowing capacity under facility $ 12,000        
Credit Facility | Wells Fargo          
Outstanding borrowings   6,100   $ 11,500  
Maximum borrowing capacity under facility   20,000      
Doubt about Company’s ability to meet obligations for next 12 months          
Net loss   4,100      
Cash used in operating activities   700      
Cash, cash equivalents and restricted cash   19,100      
Doubt about Company’s ability to meet obligations for next 12 months | Credit Facility          
Outstanding borrowings   $ 9,500