Property and Equipment (Details Narrative) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Property and Equipment
Depreciation and amortization expense	$ 33,000	$ 119,000	$ 91,000	$ 238,000
Amortization of leasehold improvements	0	65,000	22,000	131,000
Loss on disposal of fixed asset	4,000	68,000	33,000	68,000
Decrease in leashold improvements			$ 1,327,000