Quarterly report pursuant to sections 13 or 15(d)

Derivative Financial Instruments (Details Textual)

v2.3.0.11
Derivative Financial Instruments (Details Textual) (USD $)
In Millions
Jun. 30, 2012
Dec. 31, 2011
Derivative Financial Instruments (Textual) [Abstract]    
Interest rate swap agreement, notional value $ 14.1 $ 15.6
Interest rate swap [Member] | Level 2 [Member]
   
Derivative financial instruments (additional textual)    
Interest Rate Swap Outstanding 0.2 0.3
Notoinal amount of Derivative Instrument $ 14.1 $ 15.6