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Note 1 - Summary of Business and Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2013
Disclosure Text Block [Abstract]  
Schedule of Property, Plant, and Equipment Useful Lives [Table Text Block]
Buildings (years)
 
39
 
Construction equipment (years)
5 -
15
Land improvements (years)
5 -
15
Office furniture and fixtures (years)
3 -
10
Leasehold improvements (years or lease period, if shorter)  
3 -
10
Transportation equipment (years)
 
5
 
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   
Years Ended December 31,
 
   
2013
   
2012
   
2011
 
Numerator:
                 
Net loss attributable to Sterling common stockholders
  $ (73,929 )   $ (297 )   $ (35,900 )
Revaluation of noncontrolling interest put/call liability reflected in additional paid in capital or retained earnings, net of tax
    (7,686 )     (3,992 )     (824 )
    $ (81,615 )   $ (4,289 )   $ (36,724 )
Denominator:
                       
Weighted average common shares outstanding — basic
    16,635       16,421       16,396  
Shares for dilutive stock options and warrants 
    -       -       -  
Weighted average common shares outstanding and assumed conversions— diluted 
    16,635       16,421       16,396  
Basic net loss per share attributable to Sterling common stockholders
  $ (4.91 )   $ (0.26 )   $ (2.24 )
Diluted net loss per share attributable to Sterling common stockholders
  $ (4.91 )   $ (0.26 )   $ (2.24 )