v2.4.0.6
Derivative Instruments and Hedging Activities (Details Textual) (USD $)
6 Months Ended 1 Months Ended 6 Months Ended 1 Months Ended
Jun. 30, 2012
Jun. 30, 2012
Citizens [Member]
Jun. 30, 2012
Cash Flow Hedging [Member]
Jun. 30, 2006
Interest rate swap agreements [Member]
Citizens [Member]
Jun. 30, 2012
Interest rate swap agreements [Member]
Citizens [Member]
Jun. 30, 2010
Interest rate swap agreements [Member]
Wells Fargo [Member]
Jun. 30, 2012
Interest rate swap agreements [Member]
Wells Fargo [Member]
Jun. 30, 2012
Minimum [Member]
Citizens [Member]
Jun. 30, 2012
Maximum [Member]
Interest rate swap agreements [Member]
Citizens [Member]
Derivative (Textual) [Abstract]                  
Basis for the interest rate on the loan One month LIBOR                
Fixed rate on interest swap               8.25% 8.75%
Derivative termination date           2010-06      
Derivative inception date       Jun. 01, 2006          
Derivative maturity date         Jul. 02, 2014        
Initial costs upon terminated derivatives         $ 0   $ 0    
Interest rate cash flow hedge gain (loss) to be reclassified during next 12 months     $ 250,000            
Forward Starting Interest Rate Swap Agreement   Jun. 29, 2007