Property and Equipment (Details Narrative) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Property and Equipment
Depreciation and amortization expense	$ 113,000	$ 120,000	$ 351,000	$ 373,000
Amortization of leasehold improvements	65,000	65,000	196,000	196,000
Impairment recorded on vehicle	0		68,000
Loss on disposal of fixed asset	$ 0		$ 49,000