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Employee Benefit Plans (Tables)
12 Months Ended
Dec. 31, 2013
Employee Benefit Plans [Abstract]  
Amounts Included In The Consolidated Balance Sheets Relating To The Nonqualified Savings Plan And The SERP
  As of December 31,
  2013 2012
Prepaid expenses and other assets $14,576 $11,347
Accounts payable and accrued expenses   15,326  12,397
Other liabilities   586  581
Treasury shares   667  662