CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Current Assets:
Allowance for doubtful accounts, current	$ 42	$ 95
Current Liabilities:
Accounts payable, related parties	$ 0	$ 74
Stockholders' equity:
Preferred stock, par value (in dollars per share)	$ 0.10	$ 0.10
Preferred stock, shares authorized (in shares)	10,000,000	10,000,000
Preferred stock, shares issued (in shares)	6,505	11,787
Preferred stock, shares outstanding (in shares)	6,505	11,787
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	150,000,000	150,000,000
Common stock, shares issued (in shares)	9,887,358	6,037,232
Common stock, shares outstanding (in shares)	9,887,358	6,037,232