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Debt (Details Narrative) - USD ($)
$ in Thousands
 1 Months Ended 6 Months Ended 12 Months Ended
Apr. 30, 2015
Jun. 30, 2016
Apr. 30, 2016
May 31, 2013
Credit line amount outstanding   $ 110    
Maximum borrowing capacity   6,500    
Line of credit remaining borrowing capacity   6,500    
Equipment Notes Payable [Member]        
Credit line amount outstanding   $ 9,302    
Line of credit interest rate   8.32% per annum; the interest for tranches borrowed thereafter was reduced to 7.75% per annum    
Maximum borrowing capacity   $ 9,853   $ 500
Line of credit facility interest rate   24.00%    
Line of credit remaining borrowing capacity   $ 551    
Proceeds to pay down existing indebtedness     $ 3,381  
Amount borrowed during period   1,741    
Line of credit current   $ 1,014    
Minimum [Member] | Prior to Amendment [Member]        
Line of credit facility interest rate   4.313%    
Minimum [Member] | Post Amendment [Member]        
Line of credit facility interest rate   6.125%    
Maximum [Member] | Prior to Amendment [Member]        
Line of credit facility interest rate   4.688%    
Maximum [Member] | Post Amendment [Member]        
Line of credit facility interest rate   6.188%    
East West Bank [Member]        
Credit line amount outstanding $ 7,500      
Increase the revolving line of credit $ 2,500      
Advance due date Mar. 31, 2017      
Line of credit facility, description The Original Loan Agreement as amended by the Amendment is referred to as the “Amended Loan Agreement.” Under the Amended Loan Agreement, through March 31, 2017, the Company may request advances in an aggregate outstanding amount at any time up to the lesser of (a) the revolving line (or $7,500,000) or (b) the sum of $2,000,000 (which the Company refers to as the “sublimit”) plus the amount equal to the Company’s borrowing base, in each case, less the aggregate outstanding principal amount of prior advances.      
Percentage of churn rate 300.00%      
Line of credit interest rate   On or before March 31, 2017, advances will bear interest, at the Company’s option, at the rate of either (A) a variable rate per annum equal to the prime rate as set forth in The Wall Street Journal plus 2.75%, up from 1.25% under the original terms, or (B) at a fixed rate per annum equal to the LIBOR rate for the interest period for the advance plus 5.50%, up from 4.00% under the original terms. After March 31, 2017, the interest rates will revert to their original terms.    
Proceeds to pay down existing indebtedness   $ 2,000    
Facility fee to lender   $ 37,500    
Increase in the revolving line times percentage   0.50%    
Percenatge of pays an unused line fee   0.50%    
Line of credit principal and interest payments due   $ 1,095    
East West Bank [Member] | Amended Loan Agreement [Member]        
Proceeds to pay down existing indebtedness   3,381    
Facility fee to lender   2    
East West Bank [Member] | Minimum [Member]        
Credit line amount outstanding $ 2,000      
East West Bank [Member] | Stump Product Line [Member]        
Concentration risk percentage 50.00%      
Line of credit interest rate The Amended Loan Agreement requires: (a) that the Company maintain a balance on deposit with the Lender equal to (i) on March 31, 2017, 100% of the aggregate outstanding principal amount of the advances at such time, and (ii) at all times after March 31, 2017, an amount determined by the Lender based on the Company’s 2017 financial projections; and (b) that the sum of the following be not less than $2,000,000:      
First Line Of Credit [Member]        
Line of credit principal and interest payments due   $ 1,000    
Line of credit, installment term   36 months    
Second Line Of Credit [Member]        
Line of credit principal and interest payments due   $ 1,000    
Line of credit, installment term   35 months