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EARNINGS PER SHARE (Tables) | 12 Months Ended
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Dec. 31, 2012
EARNINGS PER SHARE |
Schedule of computation of basic and diluted earnings (loss) per share | The following table sets forth the computation of basic and diluted earnings (loss) per share for the years ended December 31:
|  | 2012 |  | 2011 |  | 2010 |
|  | (in thousands, except share and per share data) |
Basic earnings (loss) per share |  |  |  |  |  |  |
Numerator: |  |  |  |  |  |  |
Net income (loss) attributable to Arkansas Best Corporation |  | $ | (7,732 | ) | $ | 6,159 |  | $ | (32,693 | )
Effect of unvested restricted stock awards |  | (149 | ) | (249 | ) | (69 | )
Adjusted net income (loss) |  | $ | (7,881 | ) | $ | 5,910 |  | $ | (32,762 | )
Denominator: |  |  |  |  |  |  |
Weighted-average shares |  | 25,564,752 |  | 25,403,073 |  | 25,187,723 |
Earnings (loss) per common share |  | $ | (0.31 | ) | $ | 0.23 |  | $ | (1.30 | )
Diluted earnings (loss) per share |  |  |  |  |  |  |
Numerator: |  |  |  |  |  |  |
Net income (loss) attributable to Arkansas Best Corporation |  | $ | (7,732 | ) | $ | 6,159 |  | $ | (32,693 | )
Effect of unvested restricted stock awards |  | (149 | ) | (249 | ) | (69 | )
Adjusted net income (loss) |  | $ | (7,881 | ) | $ | 5,910 |  | $ | (32,762 | )
Denominator: |  |  |  |  |  |  |
Weighted-average shares |  | 25,564,752 |  | 25,403,073 |  | 25,187,723 |
Effect of dilutive securities |  | – |  | – |  | – |
Adjusted weighted-average shares and assumed conversions |  | 25,564,752 |  | 25,403,073 |  | 25,187,723 |
Earnings (loss) per common share |  | $ | (0.31 | ) | $ | 0.23 |  | $ | (1.30 | )

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