Quarterly report pursuant to sections 13 or 15(d)

Derivative Financial Instruments (Details Textual)

v2.4.0.6
Derivative Financial Instruments (Details Textual) (USD $)
3 Months Ended
Mar. 31, 2013
Dec. 31, 2012
Mar. 31, 2013
Interest rate swap [Member]
Mar. 31, 2012
Interest rate swap [Member]
Derivative Financial Instruments (Textual) [Abstract]        
Derivative termination period     2012-12  
Interest rate swap liability outstanding       $ 300,000
Interest rate swap agreement, notional value       14,900,000
Derivative Financial Instruments (Additional Textual) [Abstract]        
Outstanding derivative contracts $ 0 $ 0