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Short-Term Borrowings (Details) - USD ($)
1 Months Ended
Sep. 19, 2016
Sep. 30, 2016
Dec. 31, 2015
Line of Credit Facility [Line Items]      
Outstanding balance   $ 25,000,000 $ 15,000,000
Remaining borrowing capacity   16,800,000  
Geographic Distribution, Foreign [Member] | Trade Accounts Receivable [Member] | Maximum [Member]      
Line of Credit Facility [Line Items]      
Borrowing formula, eligible accounts receivable 80.00%    
Swingline Loan [Member] | 2016 Debt Agreement [Domain]      
Line of Credit Facility [Line Items]      
Current borrowing capacity $ 10,000,000.0    
Letter of Credit [Member] | 2016 Debt Agreement [Domain]      
Line of Credit Facility [Line Items]      
Current borrowing capacity 10,000,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain]      
Line of Credit Facility [Line Items]      
Current borrowing capacity 55,000,000.0    
Maximum borrowing capacity 25,000,000.0    
Borrowing formula, amount over eligible accounts receivable (up to $5.0 million) 5,000,000.0    
Liquidity threshold for the first and second month of any fiscal quarter 20,000,000.0    
Liquidity threshold for the last month of any fiscal quarter 25,000,000.0    
Annual administrative fee 25,000    
Annual commitment fee 82,500    
Loan origination fees $ 300,000    
Payment of annual administrative fees   25,000  
Payment of loan origination fees   170,663  
Payment of annual commitment fees   $ 82,500  
Cancellation fee percentage 0.75%    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Availability, 70 Percent Or More [Member]      
Line of Credit Facility [Line Items]      
Percentage of commitment fee on unused capacity 0.35%    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Availability, 30 Percent Or More And Less Than 70 Percent [Member]      
Line of Credit Facility [Line Items]      
Percentage of commitment fee on unused capacity 0.325%    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Availability, Below 30 Percent [Member]      
Line of Credit Facility [Line Items]      
Percentage of commitment fee on unused capacity 0.30%    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Each Quarter Through December 31, 2016 [Member]      
Line of Credit Facility [Line Items]      
Minimum trailing Adjusted EBITDA $ 12,000,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Each Quarter Ending March 31, 2017 and June 30, 2017 [Member]      
Line of Credit Facility [Line Items]      
Minimum trailing Adjusted EBITDA 7,000,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Quarter Ending September 30, 2017 [Member]      
Line of Credit Facility [Line Items]      
Minimum trailing Adjusted EBITDA 10,000,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Quarter Ending December 31, 2017 [Member]      
Line of Credit Facility [Line Items]      
Minimum trailing Adjusted EBITDA 13,000,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Quarter Ending March 31, 2018 [Member]      
Line of Credit Facility [Line Items]      
Minimum trailing Adjusted EBITDA 14,500,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Quarter Ending June 30, 2018 [Member]      
Line of Credit Facility [Line Items]      
Minimum trailing Adjusted EBITDA 16,500,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Quarter Ending September 30, 2018 [Member]      
Line of Credit Facility [Line Items]      
Minimum trailing Adjusted EBITDA 19,000,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Quarter Ending December 31, 2018 [Member]      
Line of Credit Facility [Line Items]      
Minimum trailing Adjusted EBITDA 22,500,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Quarter Ending March 31, 2019 [Member]      
Line of Credit Facility [Line Items]      
Minimum trailing Adjusted EBITDA 24,000,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Quarter Ending June 30, 2019 [Member]      
Line of Credit Facility [Line Items]      
Minimum trailing Adjusted EBITDA 26,500,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Quarter Ending September 30, 2019 [Member]      
Line of Credit Facility [Line Items]      
Minimum trailing Adjusted EBITDA 30,000,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Quarter Ending December 31, 2019 [Member]      
Line of Credit Facility [Line Items]      
Minimum trailing Adjusted EBITDA 35,000,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | First quarter 2016 [Member]      
Line of Credit Facility [Line Items]      
Covenant terms, maximum restructuring expense allowed 1,700,000    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Second quarter 2016 [Member]      
Line of Credit Facility [Line Items]      
Covenant terms, maximum restructuring expense allowed 1,140,000    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Third and Fourth quarter 2016 [Member]      
Line of Credit Facility [Line Items]      
Covenant terms, maximum restructuring expense allowed 1,000,000    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | First quarter 2017 [Member]      
Line of Credit Facility [Line Items]      
Covenant terms, maximum restructuring expense allowed 800,000    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Second quarter 2017 [Member]      
Line of Credit Facility [Line Items]      
Covenant terms, maximum restructuring expense allowed 800,000    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Third quarter 2017 [Member]      
Line of Credit Facility [Line Items]      
Covenant terms, maximum restructuring expense allowed 500,000    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Thereafter [Member]      
Line of Credit Facility [Line Items]      
Covenant terms, maximum restructuring expense allowed $ 0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Prime Rate [Member] | Availability, 70 Percent Or More [Member]      
Line of Credit Facility [Line Items]      
Basis spread on variable interest rate 0.25%    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Prime Rate [Member] | Availability, 30 Percent Or More And Less Than 70 Percent [Member]      
Line of Credit Facility [Line Items]      
Basis spread on variable interest rate 0.50%    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Prime Rate [Member] | Availability, Below 30 Percent [Member]      
Line of Credit Facility [Line Items]      
Basis spread on variable interest rate 0.75%    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Minimum [Member]      
Line of Credit Facility [Line Items]      
Financial covenant, monthly liquidity as of the last day of the first and second month of any fiscal quarter $ 15,000,000.0    
Financial covenant, monthly liquidity as of the last day of the last month of the quarter $ 20,000,000.0    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Geographic Distribution, Domestic [Member] | Trade Accounts Receivable [Member]      
Line of Credit Facility [Line Items]      
Borrowing formula, eligible accounts receivable 80.00%    
Line of Credit [Member] | 2016 Debt Agreement [Domain] | Geographic Distribution, Foreign [Member] | Trade Accounts Receivable [Member] | Minimum [Member]      
Line of Credit Facility [Line Items]      
Borrowing formula, eligible accounts receivable 75.00%