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Consolidated Statements of Changes in Shareholder's Equity and Accumulated Other Comprehensive Income (Loss) (USD $) In Thousands, except Share data, unless otherwise specified | Total | Common Stock | Noncontrolling Interest | Capital in excess of Par Value | Accumulated Other Comprehensive Income (Loss) Foreign Currency Translation Adjustment | Accumulated Other Comprehensive Income (Loss) Other Unrealized Net Gain (Loss) | Accumulated Deficit | Treasury Stock
--- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2008 | $ 88,153 | $ 1,815 | $ 21 | $ 167,259 | $ (1,918) | $ (12) | $ (74,780) | $ (4,232)
Beginning balance, shares at Dec. 31, 2008 |  | 18,227,009 |  |  |  |  |  |
Comprehensive loss: |  |  |  |  |  |  |  |
Net loss | (9,231) |  | 10 |  |  |  | (9,241) |
Other comprehensive income (loss): |  |  |  |  |  |  |  |
Foreign currency translation adjustments | 662 |  |  |  | 662 |  |  |
Unrealized loss on interest rate swap arrangements | 12 |  |  |  |  | 12 |  |
Other comprehensive income (loss) | 674 |  |  |  |  |  |  |
Comprehensive loss | (8,557) |  |  |  |  |  |  |
Investment in India JV by noncontrolling interest | 23 |  | 23 |  |  |  |  |
Short-swing profit recovery | 6 |  |  | 6 |  |  |  |
Stock-based compensation related to stock options | 964 |  |  | 964 |  |  |  |
Shares issued (cancelled) and compensation under restricted stock grants, shares |  | 7,756 |  |  |  |  |  |
Shares issued (cancelled) and compensation under restricted stock grants | 100 |  |  | 100 |  |  |  |
Shares purchased in connection with stock repurchase program | (3,326) |  |  |  |  |  |  | (3,326)
Shares issued in connection with acquisitions, shares |  | 21,340 |  |  |  |  |  |
Shares issued in connection with acquisitions | 136 | 2 |  | 134 |  |  |  |
Shares issued to directors, shares |  | 46,339 |  |  |  |  |  |
Shares issued to directors | 266 | 5 |  | 261 |  |  |  |
Shares issued under stock option and warrant exercises, shares |  | 82,472 |  |  |  |  |  |
Shares issued under stock option and warrant exercises | 349 | 9 |  | 340 |  |  |  |
Ending balance at Dec. 31, 2009 | 78,114 | 1,831 | 54 | 169,064 | (1,256) | 0 | (84,021) | (7,558)
Ending balance, shares at Dec. 31, 2009 |  | 18,384,916 |  |  |  |  |  |
Comprehensive loss: |  |  |  |  |  |  |  |
Net loss | (6,209) |  | (30) |  |  |  | (6,179) |
Other comprehensive income (loss): |  |  |  |  |  |  |  |
Foreign currency translation adjustments | (6) |  |  |  | (6) |  |  |
Other comprehensive income (loss) | (6) |  |  |  |  |  |  |
Comprehensive loss | (6,215) |  |  |  |  |  |  |
Stock-based compensation related to stock options | 670 |  |  | 670 |  |  |  |
Shares issued (cancelled) and compensation under restricted stock grants, shares |  | (27,535) |  |  |  |  |  |
Shares issued (cancelled) and compensation under restricted stock grants | (2) |  |  | 92 |  |  |  | (94)
Shares issued in connection with acquisitions, shares |  | 200,000 |  |  |  |  |  |
Shares issued in connection with acquisitions | 858 | 20 |  | 838 |  |  |  |
Shares issued to directors, shares |  | 66,301 |  |  |  |  |  |
Shares issued to directors | 315 | 13 |  | 302 |  |  |  |
Shares issued under stock option and warrant exercises, shares |  | 16,001 |  |  |  |  |  |
Shares issued under stock option and warrant exercises | 55 | 1 |  | 54 |  |  |  |
Ending balance at Dec. 31, 2010 | 73,795 | 1,865 | 24 | 171,020 | (1,262) | 0 | (90,200) | (7,652)
Ending balance, shares at Dec. 31, 2010 |  | 18,639,683 |  |  |  |  |  |
Comprehensive loss: |  |  |  |  |  |  |  |
Net loss | (2,138) |  | (58) |  |  |  | (2,080) |
Other comprehensive income (loss): |  |  |  |  |  |  |  |
Foreign currency translation adjustments | 277 |  |  |  | 277 |  |  |
Other comprehensive income (loss) | 277 |  |  |  |  |  |  |
Comprehensive loss | (1,861) |  |  |  |  |  |  |
Stock-based compensation related to stock options | 946 |  |  | 946 |  |  |  |
Shares issued (cancelled) and compensation under restricted stock grants, shares |  | (2,905) |  |  |  |  |  |
Shares issued (cancelled) and compensation under restricted stock grants | (33) |  |  | (27) |  |  |  | (6)
Shares issued to directors, shares |  | 61,643 |  |  |  |  |  |
Shares issued to directors | 306 | 7 |  | 299 |  |  |  |
Shares issued under stock option exercises, shares |  | 18,500 |  |  |  |  |  |
Shares issued under stock option exercises | 73 | 2 |  | 71 |  |  |  |
Ending balance at Dec. 31, 2011 | $ 73,226 | $ 1,874 | $ (34) | $ 172,309 | $ (985) | $ 0 | $ (92,280) | $ (7,658)
Ending balance, shares at Dec. 31, 2011 |  | 18,716,921 |  |  |  |  |  |

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