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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2013
Summary of Significant Accounting Policies  
Schedule of useful lives used for depreciation and amortization

At December 31, 2013, the useful lives used for depreciation and amortization were as follows:

Buildings

  7 to 40 years

Land improvements

  3 to 25 years

Leasehold improvements

  3 to 15 years

Equipment

  3 to 25 years