Annual report pursuant to Section 13 and 15(d)

DERIVATIVE INSTRUMENTS AND HEDGING STRATEGIES Narrative (Details)

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DERIVATIVE INSTRUMENTS AND HEDGING STRATEGIES Narrative (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Interest Rate Swap [Member]
interest_rate_derivative_held
Dec. 31, 2011
Interest Rate Swap Agreement 1 [Member]
Interest Rate Swap [Member]
Dec. 31, 2011
Interest Rate Swap Agreement 2 [Member]
Interest Rate Swap [Member]
Derivative [Line Items]          
Number of interest rate swaps held     2    
Fixed interest rate       1.67% 1.83%
Notional amount of interest rate derivatives     $ 31,800,000    
Fair value of derivative liabilities 600,000        
Derivative Instruments, Gain Recognized in Income 400,000        
Recognized losses less than amount   $ 500,000