Equity (Tables)

12 Months Ended

Dec. 31, 2014

Activity of Series D and Series E Redeemable Preferred stock

The following table shows the activity of Series D and Series E Redeemable Preferred stock, with a par value of $0.001 per share and a stated value of $25,000 per share:



	Series D Preferred		Series E Preferred		Total
Balance at December 31, 2011	3,641		—		3,641
Issuance of Series E Preferred stock	—		9,141		9,141
Series D and Series E Preferred converted to common stock	(3,641	)	(9,141	)	(12,782	)
Balance at December 31, 2012	—		—		—

Sold to accredited investors Series E Convertible Preferred Stock in private placement

During May, June and July 2012 the Company sold to accredited investors in a private placement Series E Convertible Preferred Stock as follows:



Date of financing	# of shares of Series E Preferred	Net Proceeds ($ in 000’s)		Warrant Exercise Price		# of Warrants Issued
May 14, 2012	3,353	$	2,843	$	7.50	590,128
May 24, 2012	2,364	2,042		7.50		416,064
June 2, 2012	945	822		7.50		166,320
June 7, 2012	1,192	1,037		7.50		209,792
June 28, 2012	507	441		7.50		89,232
July 16, 2012	780	679		7.50		137,280
	9,141	$	7,864			1,608,816