Quarterly report pursuant to sections 13 or 15(d)

NET INCOME PER COMMON SHARE ATTRIBUTABLE TO ARABIAN AMERICAN DEVELOPMENT CO (Details)

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NET INCOME PER COMMON SHARE ATTRIBUTABLE TO ARABIAN AMERICAN DEVELOPMENT CO (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
NET INCOME PER COMMON SHARE ATTRIBUTABLE TO ARABIAN AMERICAN DEVELOPMENT CO. [Abstract]        
Net Income Attributable to Arabian American Development Co. $ 3,774 $ 159 $ 5,982 $ 416
Weighted Average Number of Shares Outstanding [Abstract]        
Weighted average number of shares outstanding, basic (in shares) 24,084,000 23,990,000 24,064,000 23,989,000
Dilutive stock options outstanding (in shares) 677,000 589,000 698,000 659,000
Weighted average number of shares outstanding, diluted (in shares) 24,761,000 24,579,000 24,762,000 24,648,000
Net Income Attributable to Arabian American Development Company (in dollars per share) $ 0.16 $ 0.01 $ 0.25 $ 0.02
Net Income Attributable to Arabian American Development Company (in dollars per share) $ 0.15 $ 0.01 $ 0.24 $ 0.02
Exercisable, stock options (in shares) 1,093,180 1,392,500 1,093,180 1,392,500
Number of shares held in treasury by an outside party (in shares) 300,000 300,000 300,000 300,000