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Nature of Operations and Consolidation Level 4 Nature of Operations and Consolidation (Details)
 6 Months Ended 0 Months Ended
Jun. 30, 2013
Jul. 30, 2013
Subsequent Event [Member]
Jul. 30, 2013
Subsequent Event [Member]
Nature of Operations and Consolidation [Abstract]      
Shares of common stock issued in IPO 13,529,412    
Ownership percentage of majority stockholder after initial IPO 68.70% 40.20% 40.20%
Subsequent Event [Line Items]      
Stock issued in secondary offering   10,000,000  
Treasury Stock, Shares, Acquired     3,864,062
Ownership percentage of majority stockholder after secondary offering 68.70% 40.20% 40.20%