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Pension Plan (Components Of Net Periodic Benefit Expense) (Details) (USD $)
 3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]    
Service cost $ 1,083,000 $ 1,204,000
Interest cost 1,144,000 1,056,000
Expected return on plan assets (2,717,000) (2,384,000)
Amortization of prior service cost 5,000 5,000
Recognized net actuarial loss 0 676,000
Benefit expense (485,000) 557,000
Pension plan contributions 0 12,600,000
Change in funded status of pension plan, net of income taxes of $222 for nine months ended September 30, 2012   $ 0