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Cash and Cash Equivalents
9 Months Ended
Sep. 30, 2013
Cash And Cash Equivalents [Abstract]  
Cash and Cash Equivalents

(5) Cash and Cash Equivalents

The Company considers all highly liquid investments with maturities of 90 days or less when purchased to be cash equivalents. Cash and cash equivalents at September 30, 2013 and December 31, 2012 consisted of cash and money market