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Other Assets	9 Months Ended
Other Assets	Sep. 30, 2013
Other Assets [Abstract]
Other Assets	Other Assets Amortization expense on intangible and other assets of $8,634 and $8,717 is included in the consolidated statements of operations for the three months ended September 30, 2013 and 2012, respectively. Amortization expense on intangible and other assets of $21,392 and $20,135 is included in the consolidated statements of operations for the nine months ended September 30, 2013 and 2012, respectively.