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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Cash flow from operating activities:    
Net loss $ (109) $ (1,986)
Adjustments to reconcile net loss to net cash provided by operating activities:    
Depreciation and amortization 652 727
Stock-based compensation 279 285
Deferred income taxes (167) (135)
Pension cost 64 188
Changes in operating assets and liabilities:    
Accounts receivable (3,165) 2,260
Prepaid expenses and other current assets 252 521
Other assets (15) (67)
Accounts payable and accrued expenses 3,180 487
Accrued salaries, wages and related benefits (170) (220)
Income and other taxes (72) (4)
Net cash provided by operating activities 729 2,056
Cash flow used in investing activities:    
Capital expenditures (153) (186)
Net cash used in investing activities (153) (186)
Cash flow used in financing activities:    
Payment of long term obligations (190) (482)
Net cash used in financing activities (190) (482)
Effect of exchange rate changes on cash and cash equivalents 92 (183)
Net increase in cash and cash equivalents 478 1,205
Cash and cash equivalents, beginning of period 24,908 24,216
Cash and cash equivalents, end of period 25,386 25,421
Supplemental disclosures of noncash investing and financing activities:    
Cash paid for income taxes $ 302 $ 124