Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Unaudited) (Parenthetical)

v3.5.0.2
Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2016
Dec. 31, 2015
Accounts receivable, net of allowance $ 311 $ 25
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, shares authorized 10,000,000 10,000,000
Liquidation preference $ 18,075  
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 300,000,000 300,000,000
Common stock, shares issued 39,617,628 38,974,972
Common stock, shares outstanding 39,617,628 38,974,972
Nonvoting Common Stock [Member]    
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 3,553,000 3,553,000
Common stock, shares issued 3,540,132 3,540,132
Common stock, shares outstanding 3,540,132 3,540,132
Series A Preferred Stock [Member]    
Preferred stock, shares authorized 1,684,375 1,684,375
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Series B Preferred Stock [Member]    
Preferred stock, shares authorized 1,580,790 1,580,790
Preferred stock, shares issued 926,942 926,942
Preferred stock, shares outstanding 926,942 926,942