Quarterly report pursuant to Section 13 or 15(d)

Derivatives (Details Textual)

v2.4.0.6
Derivatives (Details Textual) (USD $)
In Millions, unless otherwise specified
6 Months Ended
Jun. 30, 2012
Derivatives (Textual) [Abstract]  
Rate of interest for counterparty 3.51%
Notional Amount $ 36.0
Trust swap term 6 years
Unrealized loss of fair value of the trust swap agreement $ 4.6