v2.3.0.15
Employee Benefit Plans (Tables)
9 Months Ended
Sep. 30, 2011
Employee Benefit Plans [Abstract] 
Components Of Net Periodic Benefit Cost For The Terra Nova Pension Plan
     Quarter Ended
September 30,
    Nine Months Ended
September 30,
 

(dollars in thousands)

   2011     2010     2011     2010  

Service cost

   $ 341      $ 312      $ 1,024      $ 923   

Interest cost

     1,790        1,714        5,369        5,076   

Expected return on plan assets

     (2,474     (2,176     (7,421     (6,443

Amortization of net actuarial pension loss

     480        486        1,440        1,439   
  

 

 

   

 

 

   

 

 

   

 

 

 

Net periodic benefit cost

   $ 137      $ 336      $ 412      $ 995