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Consolidated Statements of Equity (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified | Total | Common Stock [Member] | Additional Paid-In Capital [Member] | Treasury Stock [Member] | Accumulated Other Comprehensive Loss [Member] | Retained Deficit [Member] | Noncontrolling Interests [Member]
--- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2012 | $ 19,187 | $ 0 | $ 211,122 | $ 0 | $ (1,154) | $ (190,673) | $ (108)
Balance (in shares) at Dec. 31, 2012 |  | 15,509,179 |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Compensatory stock issuances (in shares) |  | 172,964 |  |  |  |  |
Contributions by owners of noncontrolling interests | 26 |  |  |  |  |  | 26
Amortization of deferred stock-based compensation costs | 212 |  | 212 |  |  |  |
Redemption and retirement of shares (in shares) |  | (237,563) |  |  |  |  |
Redemption and retirement of shares | (866) |  | (866) |  |  |  |
Net loss | (12,777) |  |  |  |  | (12,857) | 80
Foreign currency translation adjustment, net of tax | (1,372) |  |  |  | (1,372) |  |
Balance at Jun. 30, 2013 | $ 4,410 | $ 0 | $ 210,468 | $ 0 | $ (2,526) | $ (203,530) | $ (2)
Balance (in shares) at Jun. 30, 2013 |  | 15,444,580 |  |  |  |  |

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