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Note C Pension Plans
6 Months Ended
Jun. 30, 2011
Note C Pension Plans [Abstract]  
NOTE C PENSION PLANS
NOTE C — PENSION PLANS
PLP-USA hourly employees of the Company who meet specific requirements as to age and service are covered by a defined benefit pension plan. The Company uses a December 31 measurement date for this plan. Net periodic benefit cost for this plan included the following components:
                                 
    Three month period ended June 30     Six month period ended June 30  
    2011     2010     2011     2010  
Service cost
  $ 272     $ 184     $ 502     $ 407  
Interest cost
    359       276       686       598  
Expected return on plan assets
    (272 )     (240 )     (544 )     (480 )
Recognized net actuarial loss
    123       49       206       140  
 
                       
Net periodic benefit cost
  $ 482     $ 270     $ 850     $ 665  
 
                       
During the three month period ended June 30, 2011, $.3 million of contributions were made to the plan. The Company presently anticipates contributing an additional $.8 million to fund the plan in 2011.