XML 19 R28.htm IDEA: XBRL DOCUMENT v2.4.0.6
Derivative Financial Instruments (Details) (USD $)
6 Months Ended 3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended
Jun. 30, 2012
Dec. 31, 2011
Jun. 30, 2012
Interest Rate Swap Contracts [Member]
Jun. 30, 2012
Interest Rate Swap Contracts [Member]
Derivatives in Cash Flow Hedging Relationships [Member]
Jun. 30, 2011
Interest Rate Swap Contracts [Member]
Derivatives in Cash Flow Hedging Relationships [Member]
Jun. 30, 2012
Interest Rate Swap Contracts [Member]
Derivatives in Cash Flow Hedging Relationships [Member]
Jun. 30, 2011
Interest Rate Swap Contracts [Member]
Derivatives in Cash Flow Hedging Relationships [Member]
Jun. 30, 2012
Interest Rate Swap Contracts [Member]
Interest expense [Member]
Derivatives in Cash Flow Hedging Relationships [Member]
Jun. 30, 2011
Interest Rate Swap Contracts [Member]
Interest expense [Member]
Derivatives in Cash Flow Hedging Relationships [Member]
Jun. 30, 2012
Interest Rate Swap Contracts [Member]
Interest expense [Member]
Derivatives in Cash Flow Hedging Relationships [Member]
Jun. 30, 2011
Interest Rate Swap Contracts [Member]
Interest expense [Member]
Derivatives in Cash Flow Hedging Relationships [Member]
Derivatives, Fair Value [Line Items]                      
Interest rate swap contract term     5 years                
Notional value of interest rate swap contract     $ 9,000,000                
Fixed rate of interest payable on interest rate swap contract (in hundredths)     4.48%                
Derivative variable rate basis     One-month LIBOR                
Floating rate of interest receivable on interest rate swap contract (in hundredths)     0.24%                
Unrealized net losses     252,000                
Fair value of derivative instrument [Abstract]                      
Fair value of derivative financial instrument 405,000 572,000                  
Effect of interest rate swap contract accounted for derivative instrument on Consolidated Statements of Income [Abstract]                      
Amount of Gain Recognized in Accumulated OCI (Effective Portion)       93,000 11,000 167,000 112,000        
Amount of Loss Reclassified from Accumulated OCI into Income (Effective Portion)               $ 97,000 $ 101,000 $ 193,000 $ 197,000