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Debt (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2016
USD ($)
Dec. 31, 2016
USD ($)
Nov. 29, 2016
USD ($)
Dec. 31, 2015
USD ($)
Debt Instrument [Line Items]        
Mortgage $ 600 $ 600   $ 700
Maturity date   Nov. 01, 2019    
Fixed interest percentage rate 4.00% 4.00%    
Period considered for new rate   5 years    
Annual mortgage payment   $ 200    
Future Principal Payments, Debt Obligations [Abstract]        
Debt obligations, Total $ 566 566    
Less Than 1 Year 187 187    
1 - 3 Years 379 379    
3 - 5 Years 0 0    
More than 5 Years 0 0    
Future Principal Payments, Operating Leases [Abstract]        
Total 4,403 4,403    
Less Than 1 Year 1,360 1,360    
1 - 3 Years 2,004 2,004    
3 - 5 Years 536 536    
More than 5 Years 503 503    
Future Minimum Payments, Debt Obligations and Operating Leases [Abstract]        
Total Debt Obligations and Operating Leases 4,969 4,969    
Total Debt Obligations and Operating Leases, Less Than 1 Year 1,547 1,547    
Total Debt Obligations and Operating Leases, 1 - 3 Years 2,383 2,383    
Total Debt Obligations and Operating Leases, 3 - 5 Years 536 536    
Total Debt Obligations and Operating Leases, More than 5 Years $ 503 $ 503    
Credit Agreement [Member]        
Debt Instrument [Line Items]        
Maximum borrowing availability     $ 15,000  
Borrowing base percentage, eligible accounts     80.00%  
Borrowing base percentage, eligible raw material inventory     50.00%  
Borrowing base percentage, eligible finished goods inventory     35.00%  
Credit facility maturity period   3 years    
Indebtedness ratio 1.25 1.25    
Line of credit outstanding $ 0 $ 0    
Credit Agreement [Member] | Minimum [Member]        
Debt Instrument [Line Items]        
Voting percentage of foreign subsidiaries     65.00%  
Fixed charge coverage ratio 1.15      
Consolidated indebtedness amount $ 5,000 $ 5,000    
Credit Agreement [Member] | Maximum [Member]        
Debt Instrument [Line Items]        
Borrowing base percentage, eligible inventory     50.00%  
Indebtedness ratio 3.0 3.0    
Brinks Indebtedness [Member]        
Debt Instrument [Line Items]        
Notes payable $ 0 $ 0   2,000
Carrying value of note payable $ 0 $ 0   $ 4,800
Brinks Indebtedness [Member] | Tranche One [Member]        
Debt Instrument [Line Items]        
Maturity date   Sep. 18, 2015    
Debt repayment amounts   $ 3,000    
Brinks Indebtedness [Member] | Tranche Two [Member]        
Debt Instrument [Line Items]        
Maturity date   Sep. 30, 2016    
Debt repayment amounts   $ 2,000