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Business Acquisitions (Tables)
 9 Months Ended
Jan. 31, 2014
Business Combinations [Abstract]  
Schedule of Purchase Price Allocation to Net Assets Acquired

The purchase price allocated to net assets acquired and the residual amount allocated to goodwill during the nine months ended January 31, 2014 and 2013 are as follows:

 

     Nine Months Ended
January 31,		  
     2014     2013  

Equipment

    $ 2,013      $ 9,403   

Goodwill

      3,108        14,575   

Intangible assets

      4,302        9,601   

Current assets

      814        1,475   

Current liabilities

      (241 )      (7,118 ) 
  

 

 

    

 

 

  

Total

    $ 9,996      $ 27,936   
  

 

 

    

 

 

  
Schedule of Unaudited Proforma Combined Financial Information

The following unaudited pro forma combined financial information shows the results of our operations for the three and nine months ended January 31, 2014 and 2013 as though each of the acquisitions made in the nine months ended January 31, 2014 and the twelve months ended April 30, 2013 had occurred as of May 1, 2012.

 

     Three Months Ended
January 31,		     Nine Months Ended
January 31,		  
     2014     2013     2014     2013  

Revenue

    $ 118,210      $ 116,385      $ 382,786      $ 366,889   

Operating (loss) income

    $ (1,215 )    $ 584      $ 18,671      $ 12,227   

Net loss attributable to common stockholders

    $ (10,721 )    $ (11,274 )    $ (10,965 )    $ (40,537 ) 

Basic and diluted loss per common share attributable to common stockholders

    $ (0.27 )    $ (0.29 )    $ (0.28 )    $ (1.25 ) 
  

 

 

    

 

 

    

 

 

    

 

 

  

Basic and diluted weighted average shares outstanding

      39,882        39,230        39,789        32,365