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Intangible Assets, Net (Details) (USD $)
0 Months Ended 3 Months Ended 9 Months Ended
Sep. 30, 2013
Jun. 06, 2013
MuGard Rights
Sep. 30, 2013
MuGard Rights
Sep. 30, 2013
MuGard Rights
Maximum
Sep. 30, 2013
MuGard Rights
Maximum
Intangible Assets, Net          
Acquired finite-lived intangible assets     $ 16,900,000    
Useful life   10 years      
Amortization of MuGard intangible asset       100,000 100,000
Expected future annual amortization expense          
Year Ended December 31, 2013     41,000    
Year Ended December 31, 2014     660,000    
Year Ended December 31, 2015     915,000    
Year Ended December 31, 2016     1,215,000    
Year Ended December 31, 2017     1,616,000    
Year Ended December 31, 2018     2,103,000    
Thereafter     10,316,000    
Total $ 16,866,000   $ 16,866,000