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           Non-Controlling Interest (Tables) 
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           Sep. 30, 2012 
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| Noncontrolling Interest [Abstract] | |||||||||||||||||||||||||||||||||
| Schedule of Noncontrolling Interest | 
 
The following table sets forth the components of our non-controlling interest balance since inception attributable to third-party investors’ interests at September 30, 2012 (in thousands): 
 
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- Definition 
          Schedule of Noncontrolling Interest [Table Text Block] No definition available. 
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- Details 
          
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