Stock Compensation (Details Textual) (USD $)	6 Months Ended	3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended	12 Months Ended		3 Months Ended						6 Months Ended								6 Months Ended
	Jun. 30, 2012	Jun. 30, 2012 Stock Options [Member]	Jun. 30, 2012 Stock Options [Member]	Jun. 30, 2012 Restricted Stock [Member]	Jun. 30, 2012 Restricted Stock [Member]	Dec. 31, 2011 Restricted Stock [Member]	Dec. 31, 2010 Restricted Stock [Member]	Jun. 30, 2012 2007 Long-Term Incentive Plan [Member]	Mar. 31, 2012 2007 Long-Term Incentive Plan [Member]	Dec. 31, 2011 2007 Long-Term Incentive Plan [Member]	Sep. 30, 2011 2007 Long-Term Incentive Plan [Member]	Jun. 30, 2011 2007 Long-Term Incentive Plan [Member]	Mar. 31, 2011 2007 Long-Term Incentive Plan [Member]	Jun. 30, 2012 2007 Long-Term Incentive Plan [Member]	Apr. 05, 2014 2007 Long-Term Incentive Plan [Member]	Jan. 05, 2014 2007 Long-Term Incentive Plan [Member]	Oct. 06, 2013 2007 Long-Term Incentive Plan [Member]	Jul. 07, 2013 2007 Long-Term Incentive Plan [Member]	Apr. 07, 2013 2007 Long-Term Incentive Plan [Member]	Jan. 06, 2013 2007 Long-Term Incentive Plan [Member]	Dec. 31, 2012 2007 Long-Term Incentive Plan [Member]	Jun. 30, 2012 1999 Long-Term Incentive Plan [Member]
Stock Compensation (Textual) [Abstract]
Authorized shares of stock, option plan, maximum								2,000,000						2,000,000								3,569,766
Shares Granted	7,386							2,757	4,629	4,687	4,411	12,746	3,866
Shares options exercisable	1,664,637									4,000					2,757	4,629	4,687	4,411	4,746	3,866	4,000
Maximum term for option exercisable														10 years
Option expiry term (Years)																						10 years
Recognition of stock option expense		$ 4,347	$ 8,226	$ 124,000	$ 500,000
Expected recognized additional option expense for remainder of 2012		9,007	9,007	183,000	183,000
Expected additional expense for 2013		8,436	8,436	239,000	239,000
Expected additional expense for 2014		$ 1,406	$ 1,406	$ 152,000	$ 152,000
Weighted average remaining life for outstanding stock	4 years 4 months 6 days
Exercise price range, lower range limit	$ 1.20
Exercise price range, upper range limit	$ 12.38
Shares issued					286,979	62,768	39,879
Total number of restricted shares issued	21,847													389,626
Remaining number of restricted shares granted	141,600				286,979