Quarterly report pursuant to Section 13 or 15(d)

Revolving Credit Facility (Details)

v3.3.1.900
Revolving Credit Facility (Details)
 3 Months Ended 9 Months Ended
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Dec. 31, 2015
USD ($)
agreement
Dec. 31, 2014
USD ($)
Jun. 30, 2015
USD ($)
Jun. 10, 2015
USD ($)
Mar. 31, 2015
USD ($)
Revolving Credit Facility              
Restricted cash $ 5,000,000   $ 5,000,000     $ 5,000,000  
Outstanding borrowings 9,600,000   9,600,000       $ 12,953,000
Interest expense 159,000 $ 134,000 506,000 $ 421,000      
Amortization of deferred financing costs     $ 129,000 158,000      
Credit Facility              
Revolving Credit Facility              
Credit and security agreements | agreement     2        
Maximum borrowing capacity under facility 15,000,000   $ 15,000,000   $ 20,000,000    
Minimum cash balance $ 8,200,000   $ 8,200,000        
Variable base rate     daily three month London Inter–Bank Offer Rate ("LIBOR        
Borrowing rate (as a percent) 4.40%   4.40%       4.00%
Annual unused line fee (as a percent)     0.25%        
Interest rate with respect to letters of credit (as a percent)     1.50%        
Outstanding borrowings $ 9,600,000   $ 9,600,000       $ 13,000,000
Interest expense 200,000 100,000 500,000 400,000      
Amortization of deferred financing costs 43,800 $ 47,000 100,000 $ 200,000      
Credit Facility | Minimum              
Revolving Credit Facility              
Interest floor amount     66,000        
Non-revolving capital expense line of credit              
Revolving Credit Facility              
Maximum borrowing capacity under facility $ 500,000   $ 500,000