Commitments and Contingencies (Details) (USD $)	9 Months Ended
	Sep. 30, 2013
Commitments and Contingencies Disclosure [Abstract]
2013	$ 498,000
2014	3,520,000
2015	2,910,000
2016	1,970,000
2017	1,686,000
2018 and thereafter	1,664,000
Total minimum lease payments	12,248,000
Business Acquisition [Line Items]
Additional funding	20,700,000
ACS [Member]
Business Acquisition [Line Items]
Preferential adjustment	$ 21,800,000