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           Common Stock (Details) (USD $) 
        In Thousands, except Share data, unless otherwise specified  | 
        0 Months Ended | ||||
|---|---|---|---|---|---|
| 
           Jul. 02, 2013 
         | 
        
           Sep. 30, 2013 
         | 
        
           Sep. 09, 2013 
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           Sep. 08, 2013 
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           Sep. 30, 2012 
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      |
| Common Stock [Abstract] | |||||
| Common stock issued (in shares) | 1,100,000 | ||||
| Price per share (in dollars per share) | $ 0.2999 | ||||
| Proceeds from issuance of stock | $ 329,890 | ||||
| Common stock, shares authorized (in shares) | 200,000,000 | 200,000,000 | 50,000 | 200,000,000 | |
| Preferred stock, shares authorized (in shares) | 20,000,000 | 20,000,000 | 1,000,000 | 20,000,000 | 
| X | ||||||||||
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- Definition 
          The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
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- Definition 
          The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
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- Definition 
          The cash inflow from the additional capital contribution to the entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition 
          Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
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- Details 
          
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- Definition 
          Number of new stock issued during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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