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Consolidated Statements of Changes In Shareholders' Equity (USD $) In Thousands, except Share data | Total | Common Stock | Paid-in Capital | Accumulated Earnings | Loss on Pension Benefit Obligation | Currency Translation Adjustments | Currency Hedge Adjustment | Stockholders' Equity, Total | Noncontrolling Interest
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2010 | $ 55,293 | $ 65,148 | $ 20,026 | $ (29,974) | $ (84) | $ 177 |  | $ 55,293 |
Balance (in shares) at Dec. 31, 2010 |  | 22,037,000 |  |  |  |  |  |  |
Exercise of Common Stock options for cash | 3,346 | 4,663 | (1,317) |  |  |  |  | 3,346 |
Exercise of Common Stock options for cash (in shares) | 571,964 | 572,000 |  |  |  |  |  |  |
Common Stock issued to Board of Directors and employees | 669 | 669 |  |  |  |  |  | 669 |
Common Stock issued to Board of Directors and employees (in shares) |  | 40,000 |  |  |  |  |  |  |
Tax benefit from Exercises of Common Stock options | 3,275 |  | 3,275 |  |  |  |  | 3,275 |
Stock option compensation | 1,403 |  | 1,403 |  |  |  |  | 1,403 |
Convertible preferred stock dividends | (8,228) |  |  | (8,228) |  |  |  | (8,228) |
Preferred stock principal paid in common stock | 7,780 | 7,780 |  |  |  |  |  | 7,780 |
Preferred stock principal paid in common stock (Shares) |  | 672,000 |  |  |  |  |  |  |
Preferred stock dividend paid in common stock | 2,242 | 2,242 |  |  |  |  |  | 2,242 |
Preferred stock dividend paid in common stock (Shares) |  | 194,000 |  |  |  |  |  |  |
Purchase of W.E.T. Automotive AG | 46,122 |  |  |  |  |  |  |  | 46,122
Proceeds from subsidiary issuance of equity shares | 1,175 |  |  |  |  |  |  |  | 1,175
Net (loss) gain on pension benefit obligation | (86) |  |  |  | (86) |  |  | (86) |
Currency translation, net | (19,203) |  |  |  |  | (14,555) |  | (14,555) | (4,648)
Interest rate hedge, net | (206) |  |  |  |  |  | (206) | (206) |
Net Income | 11,203 |  |  | 9,658 |  |  |  | 9,658 | 1,545
Balance at Dec. 31, 2011 | 104,785 | 80,502 | 23,387 | (28,544) | (170) | (14,378) | (206) | 60,591 | 44,194
Balance (in shares) at Dec. 31, 2011 |  | 23,515,000 |  |  |  |  |  |  |
Public stock offering | 75,532 | 75,532 |  |  |  |  |  | 75,532 |
Public stock offering (in shares) |  | 5,290,000 |  |  |  |  |  |  |
Exercise of Common Stock options for cash | 774 | 1,035 | (261) |  |  |  |  | 774 |
Exercise of Common Stock options for cash (in shares) | 176,896 | 177,000 |  |  |  |  |  |  |
Common Stock issued to Board of Directors and employees | 429 | 429 |  |  |  |  |  | 429 |
Common Stock issued to Board of Directors and employees (in shares) |  | 155,000 |  |  |  |  |  |  |
Tax benefit from Exercises of Common Stock options | 171 |  | 171 |  |  |  |  | 171 |
Stock option compensation | 823 |  | 823 |  |  |  |  | 823 |
Convertible preferred stock dividends | (6,711) |  |  | (6,711) |  |  |  | (6,711) |
Preferred stock principal paid in common stock | 7,780 | 7,780 |  |  |  |  |  | 7,780 |
Preferred stock principal paid in common stock (Shares) |  | 601,000 |  |  |  |  |  |  |
Preferred stock dividend paid in common stock | 1,031 | 1,031 |  |  |  |  |  | 1,031 |
Preferred stock dividend paid in common stock (Shares) |  | 80,000 |  |  |  |  |  |  |
Proceeds from subsidiary issuance of equity shares | 1,921 |  |  |  |  |  |  |  | 1,921
Distribution paid to non-controlling interest | (290) |  |  |  |  |  |  |  | (290)
Net (loss) gain on pension benefit obligation | (1,032) |  |  |  | (1,032) |  |  | (1,032) |
Currency translation, net | 5,647 |  |  |  |  | 4,573 |  | 4,573 | 1,074
Interest rate hedge, net | (18) |  |  |  |  |  | (18) | (18) |
Net Income | 24,321 |  |  | 17,872 |  |  |  | 17,872 | 6,449
Balance at Dec. 31, 2012 | 215,163 | 166,309 | 24,120 | (17,383) | (1,202) | (9,805) | (224) | 161,815 | 53,348
Balance (in shares) at Dec. 31, 2012 |  | 29,818,000 |  |  |  |  |  |  |
Exercise of Common Stock options for cash | 4,801 | 6,624 | (1,823) |  |  |  |  | 4,801 |
Exercise of Common Stock options for cash (in shares) | 672,753 | 673,000 |  |  |  |  |  |  |
Common Stock issued to Board of Directors and employees | 1,509 | 1,509 |  |  |  |  |  | 1,509 |
Common Stock issued to Board of Directors and employees (in shares) |  | 184,000 |  |  |  |  |  |  |
Tax benefit from Exercises of Common Stock options | 2,074 |  | 2,074 |  |  |  |  | 2,074 |
Stock option compensation | 1,127 |  | 1,127 |  |  |  |  | 1,127 |
Convertible preferred stock dividends | (1,622) |  |  | (1,622) |  |  |  | (1,622) |
Distribution paid to non-controlling interest | (6) |  |  | (3) |  |  |  | (3) | (3)
Net (loss) gain on pension benefit obligation | 144 |  |  |  | 144 |  |  | 144 |
Currency translation, net | 4,157 |  |  |  |  | 5,741 |  | 5,741 | 223
Interest rate hedge, net | 143 |  |  |  |  |  | 143 | 143 |
Net Income | 35,133 |  |  | 33,820 |  |  |  | 33,820 | 1,313
Acquisition of non-controlling interest | (45,637) | 42,517 | (35,080) |  |  |  |  | 7,437 | (54,881)
Acquisition of non-controlling interest (in shares) |  | 3,300,000 |  |  |  |  |  |  |
Stock issued upon conversion of preferred stock | 15,108 | 15,108 |  |  |  |  |  | 15,108 |
Stock issued upon conversion of preferred stock (in shares) |  | 954,000 |  |  |  |  |  |  |
Balance at Dec. 31, 2013 | $ 232,094 | $ 232,067 | $ (9,582) | $ 14,812 | $ (1,058) | $ (4,064) | $ (81) | $ 232,094 |
Balance (in shares) at Dec. 31, 2013 |  | 34,929,000 |  |  |  |  |  |  |

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