Commitments and Contingencies (Details) (USD $)	9 Months Ended
	Sep. 30, 2012 sqft	Dec. 31, 2011
Commitments and Contingencies [Abstract]
Number of categories commitments and contingencies grouped	3
Deferred tax asset	$ 4,500,000	$ 8,600,000
Square footage of office facility	18,500
Lease term for building	5 years
Expected future lease payouts [Abstract]
2012	91,000
2013	373,000
2014	380,000
2015	388,000
2016	395,000
2017	151,000
Total	$ 1,778,000