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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