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Financial Derivative Instruments (Tables)
6 Months Ended
Jun. 30, 2012
Financial Derivative Instruments [Abstract]  
Interest rate swap agreements
Listed below are the interest-rate swap agreements which lock in our interest rates on existing variable-interest rate debt.

Interest-Rate Swap Agreement Effective Dates
 
Coverage Amount
  
Rate
 
September 2011 - September 2014
 $24,000,000   1.66%
September 2011 - March 2015
 $24,000,000   1.91%
September 2011 - September 2015
 $24,000,000   2.14%
Effect of derivative instruments on consolidated operations
The table below illustrates the effect of derivative instruments on consolidated operations for the periods ended June 30, 2012 and 2011, respectively.
 
 
      
Increase/(Decrease) in Interest Expense
 
Increase/(Decrease) in Interest Expense
(Dollars in thousands)
 
 
 
Three Months Ended June 30,
 
Six Months Ended June 30,
Derivative Instruments Hedging Relationships
 
Location of Financial Impact of Derivatives into Income
 
2012
 
2011
 
2012
 
2011
      
(Restated)
 
(Restated)
 
(Restated)
 
(Restated)
Interest Rate Contracts
 
Interest Expense
 
 $117
 
 $575
 
 $164
 
 $236