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CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (USD $)
In Thousands, unless otherwise specified
Common Stock [Member]
Treasury Stock [Member]
Additional paid in Capital [Member]
Retained earnings (deficit) [Member]
Accumulated other comprehensive income (loss) [Member]
Noncontrolling Interest [Member]
Total
Balance at Dec. 31, 2008 $ 131 $ 0 $ 150,223 $ 8,762 $ 0 $ 0 $ 159,116
Balance (in shares) at Dec. 31, 2008 13,185 0          
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net income (loss) 0 0 0 23,704 0 0 23,704
Other comprehensive income (loss) 0 0 0 0 242 0 242
Stock issued upon option and warrant exercises 1 0 307 0 0 0 308
Stock issued upon option and warrant exercises (in shares) 109 0          
Issuance and amortization of restricted stock 0 0 405 0 0 0 405
Issuance and amortization of restricted stock (in shares) 28 0          
Stock-based compensation expense 0 0 181 0 0 0 181
Stock issued in equity offering, net of expenses 28 0 46,782       46,810
Stock issued in equity offering, net of expenses (in shares) 2,760 0          
Balance at Dec. 31, 2009 160 0 197,898 32,466 242 0 230,766
Balance (in shares) at Dec. 31, 2009 16,082 0          
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net income (loss) 0 0 0 19,087 0 0 19,087
Other comprehensive income (loss) 0 0 0   (379)   (379)
Stock issued upon option and warrant exercises 3 0 1,048 0 0 0 1,051
Stock issued upon option and warrant exercises (in shares) 350 0          
Excess tax benefits from exercise of stock options 0 0 0 0 0 0 0
Issuance and amortization of restricted stock 1 0 473 0 0 0 474
Issuance and amortization of restricted stock (in shares) 36 (3)          
Stock-based compensation expense 0 0 121 0 0 0 121
Revaluation of noncontrolling interest put/call liability 0 0 (691) 0 0 0 (691)
Balance at Dec. 31, 2010 164 0 198,849 51,553 (137) 0 250,429
Balance (in shares) at Dec. 31, 2010 16,468 (3)          
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net income (loss) 0 0 0 (35,900) 0 261 (35,900)
Other comprehensive income (loss) 0 0 0 0 633 0 633
Purchases of treasury shares 0 (3,592) 0 0 0 0 (3,592)
Purchases of treasury shares (in shares) 0 (286)          
Cancellation of treasury shares (2) 3,592 (3,422) (168) 0 0 0
Cancellation of treasury shares (in shares) (289) 289          
Stock issued upon option and warrant exercises 1 0 155 0 0 0 156
Stock issued upon option and warrant exercises (in shares) 95 0          
Excess tax benefits from exercise of stock options 0 0 58 0 0 0 58
Issuance and amortization of restricted stock 0 0 473 0 0 0 473
Issuance and amortization of restricted stock (in shares) (47)           0
Stock-based compensation expense 0 0 30 0 0 0 30
Revaluation of noncontrolling interest put/call liability 0 0 0 (1,268) 0 0 (1,268)
Tax benefit related to the exercise of RHB's put/call liability 0 0 0 2,292 0 0 2,292
Equity attributable to noncontrolling interest in acquired companies 0 0 0 0 0 1,266 1,266
Balance at Dec. 31, 2011 $ 163 $ 0 $ 196,143 $ 16,509 $ 496 $ 1,527 $ 214,838
Balance (in shares) at Dec. 31, 2011 16,321 0