XML 30 R35.htm IDEA: XBRL DOCUMENT v3.2.0.727
Debt and Capital Lease Obligations - Loan and Security Agreement - Supplies Distributors - Additional Information (Details) - USD ($)
6 Months Ended 12 Months Ended
Jun. 30, 2015
Dec. 31, 2014
Debt and Capital Lease Obligations [Abstract]    
Subordinated note outstanding $ 2,500,000 $ 2,500,000
Minimum    
Debt and Capital Lease Obligations [Abstract]    
Subordinated note outstanding 2,500,000  
Minimum | Supplies Distributors    
Debt and Capital Lease Obligations [Abstract]    
Subordinated note outstanding 2,500,000  
Wells Fargo | Supplies Distributors    
Debt and Capital Lease Obligations [Abstract]    
Maximum limit of loans and security agreement 12,000,000  
Credit facility available under Loans and Security Agreement $ 2,900,000  
Maturity date of Loan and Security Agreement Mar. 01, 2016  
Wells Fargo | 1.0 Million Outstanding Borrowings | Supplies Distributors    
Debt and Capital Lease Obligations [Abstract]    
Interest rate on outstanding borrowings 3.00% 3.00%
Outstanding borrowing $ 1,000,000 $ 1,000,000
Wells Fargo | Three Point Seven Five Percentage Outstanding Borrowings | Supplies Distributors    
Debt and Capital Lease Obligations [Abstract]    
Interest rate on outstanding borrowings 3.75% 3.75%
Outstanding borrowing $ 1,200,000 $ 2,300,000
Wells Fargo | Minimum | Supplies Distributors    
Debt and Capital Lease Obligations [Abstract]    
Interest rate on outstanding borrowings 3.00%  
Subordinated note outstanding $ 2,500,000  
Wells Fargo | Maximum | Supplies Distributors    
Debt and Capital Lease Obligations [Abstract]    
Maximum limit of restricted cash $ 5,000,000  
Wells Fargo | Prime Rate | Minimum | Supplies Distributors    
Debt and Capital Lease Obligations [Abstract]    
Percentage points added to the reference rate to compute the variable rate on the debt instrument 0.25%  
Wells Fargo | Prime Rate | Maximum | Supplies Distributors    
Debt and Capital Lease Obligations [Abstract]    
Percentage points added to the reference rate to compute the variable rate on the debt instrument 0.75%  
Wells Fargo | Eurodollar | Minimum | Supplies Distributors    
Debt and Capital Lease Obligations [Abstract]    
Percentage points added to the reference rate to compute the variable rate on the debt instrument 2.50%  
Wells Fargo | Eurodollar | Maximum | Supplies Distributors    
Debt and Capital Lease Obligations [Abstract]    
Percentage points added to the reference rate to compute the variable rate on the debt instrument 3.00%