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Derivative Instruments and Hedging Activities:
9 Months Ended
Sep. 30, 2012
Derivative Instruments and Hedging Activities:  
Derivative Instruments and Hedging Activities:

5. Derivative Instruments and Hedging Activities:

        The Company recorded other comprehensive income related to the marking-to-market of interest rate agreements of $0 and $68 for the three months ended September 30, 2012 and 2011, respectively, and $0 and $6,256 for the nine months ended September 30, 2012 and 2011, respectively. There were no derivatives outstanding at September 30, 2012.