Accrued expenses and other liabilities (Tables)
12 Months Ended
Dec. 31, 2012
Payables and Accruals [Abstract]  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
Accrued expenses and other current liabilities are comprised of the following:
 
 
 
December 31,
 
 
 
2012
 
2011
 
 
 
(in thousands)
 
Accrued commissions, bonuses, and payroll
 
$
2,705
 
$
2,594
 
Equipment maintenance contracts
 
 
243
 
 
-
 
Special Committee fees and expenses
 
 
263
 
 
-
 
Accrued Value Added Tax and Goods and Services Tax for foreign subsidiaries
 
 
231
 
 
345
 
Software license commitments
 
 
259
 
 
125
 
Accrued Sales Taxes
 
 
736
 
 
266
 
Accrued preferred stock dividend
 
 
359
 
 
359
 
Other (individually less than 5% of total current liabilities)
 
 
168
 
 
173
 
Total accrued expenses and other liabilities
 
$
4,964
 
$
3,862