Consolidated Statements Of Redeemable Preferred Stock and Stockholders' Equity (Unaudited) - USD ($) $ in Thousands |
Total |
Series E Convertible Preferred Stock |
Series F Convertible Preferred Stock |
June 2020 Warrants |
July 2020 Warrants |
Common Stock |
Common Stock
Series E Convertible Preferred Stock
|
Common Stock
Series F Convertible Preferred Stock
|
Additional Paid-in Capital |
Additional Paid-in Capital
Series E Convertible Preferred Stock
|
Additional Paid-in Capital
Series F Convertible Preferred Stock
|
Additional Paid-in Capital
June 2020 Warrants
|
Additional Paid-in Capital
July 2020 Warrants
|
Convertible Preferred Stock |
Convertible Preferred Stock
Series F Convertible Preferred Stock
|
Accumulated Other Comprehensive Loss |
Accumulated Deficit |
Mezzanine Equity
Series E Convertible Preferred Stock
|
Beginning balance at Dec. 31, 2018 |
$ 11,089
|
|
|
|
|
$ 21
|
|
|
$ 228,430
|
|
|
|
|
|
|
$ (670)
|
$ (216,692)
|
|
Balance (in shares) at Dec. 31, 2018 |
|
|
|
|
|
21,067,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Exercise of stock options, net |
3
|
|
|
|
|
|
|
|
3
|
|
|
|
|
|
|
|
|
|
Exercise of stock options, net, shares |
|
|
|
|
|
2,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Warrant issued in connection with debt instruments |
209
|
|
|
|
|
|
|
|
209
|
|
|
|
|
|
|
|
|
|
Stock-based compensation |
1,835
|
|
|
|
|
|
|
|
1,835
|
|
|
|
|
|
|
|
|
|
Issuance of stock from RSUs, net |
236
|
|
|
|
|
$ 1
|
|
|
235
|
|
|
|
|
|
|
|
|
|
Issuance of stock from RSUs, net, shares |
|
|
|
|
|
885,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Net income (loss) |
(14,268)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(14,268)
|
|
Foreign currency translation adjustment |
(170)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(170)
|
|
|
Ending balance at Sep. 30, 2019 |
(1,066)
|
|
|
|
|
$ 22
|
|
|
230,712
|
|
|
|
|
|
|
(840)
|
(230,960)
|
|
Balance (in shares) at Sep. 30, 2019 |
|
|
|
|
|
21,954,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Beginning balance at Jun. 30, 2019 |
3,800
|
|
|
|
|
$ 22
|
|
|
229,972
|
|
|
|
|
|
|
(712)
|
(225,482)
|
|
Balance (in shares) at Jun. 30, 2019 |
|
|
|
|
|
21,866,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Stock-based compensation |
659
|
|
|
|
|
|
|
|
659
|
|
|
|
|
|
|
|
|
|
Issuance of stock from RSUs, net |
81
|
|
|
|
|
|
|
|
81
|
|
|
|
|
|
|
|
|
|
Issuance of stock from RSUs, net, shares |
|
|
|
|
|
88,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Net income (loss) |
(5,478)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(5,478)
|
|
Foreign currency translation adjustment |
(128)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(128)
|
|
|
Ending balance at Sep. 30, 2019 |
(1,066)
|
|
|
|
|
$ 22
|
|
|
230,712
|
|
|
|
|
|
|
(840)
|
(230,960)
|
|
Balance (in shares) at Sep. 30, 2019 |
|
|
|
|
|
21,954,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Beginning balance at Dec. 31, 2019 |
$ 377
|
|
|
|
|
$ 31
|
|
|
235,594
|
|
|
|
|
|
|
(701)
|
(234,547)
|
|
Beginning balance, shares at Dec. 31, 2019 |
70,000
|
69,565
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
70,000
|
Beginnig balance at Dec. 31, 2019 |
$ 3,965
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 3,965
|
Balance (in shares) at Dec. 31, 2019 |
31,439,000
|
|
|
|
|
31,459,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Conversion of convertible preferred stock |
|
$ 3,965
|
|
|
|
|
$ 7
|
$ 43
|
|
$ 3,958
|
$ 16,905
|
|
|
|
$ (16,948)
|
|
|
$ (3,965)
|
Conversion of convertible preferred stock, shares |
|
|
|
|
|
|
6,957,000
|
42,370,000
|
|
|
|
|
|
|
(17,000)
|
|
|
(70,000)
|
Issuance of convertible preferred stock in rights offering, net of offering costs |
|
|
$ 2,411
|
|
|
|
|
|
|
|
|
|
|
|
$ 2,411
|
|
|
|
Issuance of convertible preferred stock in rights offering, net of offering costs, shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
18,000
|
|
|
|
Sale of common stock |
$ 3,872
|
|
|
|
|
$ 11
|
|
|
3,861
|
|
|
|
|
|
|
|
|
|
Sale of common stock, shares |
|
|
|
|
|
10,800,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Sale of common stock warrants |
|
|
|
$ 3,031
|
$ 9,450
|
|
|
|
|
|
|
$ 3,031
|
$ 9,450
|
|
|
|
|
|
Beneficial conversion on Convertible Preferred Stock |
|
|
|
|
|
|
|
|
|
|
2,700
|
|
|
|
$ (2,700)
|
|
|
|
Stock offering costs |
(856)
|
|
|
|
|
|
|
|
(856)
|
|
|
|
|
|
|
|
|
|
Warrant issued in connection with debt instruments |
67
|
|
|
|
|
|
|
|
67
|
|
|
|
|
|
|
|
|
|
Deemed dividend on convertible preferred stock |
17,378
|
|
14,700
|
|
|
|
|
|
|
|
(17,378)
|
|
|
|
17,378
|
|
|
|
Stock-based compensation |
1,846
|
|
|
|
|
|
|
|
1,846
|
|
|
|
|
|
|
|
|
|
Issuance of stock from RSUs, net |
161
|
|
|
|
|
$ 1
|
|
|
161
|
|
|
|
|
|
|
|
|
|
Issuance of stock from RSUs, net, shares |
|
|
|
|
|
1,297,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Exercise of common stock warrants |
46
|
|
|
|
|
|
|
|
46
|
|
|
|
|
|
|
|
|
|
Net income (loss) |
(10,687)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(10,687)
|
|
Foreign currency translation adjustment |
167
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
167
|
|
|
Ending balance at Sep. 30, 2020 |
$ 13,851
|
|
|
|
|
$ 93
|
|
|
259,385
|
|
|
|
|
$ 141
|
|
(534)
|
(245,234)
|
|
Balance (in shares) at Sep. 30, 2020 |
93,044,000
|
|
|
|
|
92,999,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Ending balance, shares at Sep. 30, 2020 |
0
|
0
|
|
|
|
|
|
|
|
|
|
|
|
1,000
|
|
|
|
|
Exercise of common stock warrants, shares |
|
|
|
|
|
116,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Beginning balance at Jun. 30, 2020 |
$ 1,309
|
|
|
|
|
$ 50
|
|
|
247,149
|
|
|
|
|
|
|
(645)
|
(245,246)
|
|
Balance (in shares) at Jun. 30, 2020 |
|
|
|
|
|
50,322,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Conversion of convertible preferred stock |
|
|
|
|
|
|
|
$ 43
|
|
|
16,905
|
|
|
|
$ (16,948)
|
|
|
|
Conversion of convertible preferred stock, shares |
|
|
|
|
|
|
|
42,370,000
|
|
|
|
|
|
|
(17,000)
|
|
|
|
Issuance of convertible preferred stock in rights offering, net of offering costs |
|
|
$ 2,411
|
|
|
|
|
|
|
|
|
|
|
|
$ 2,411
|
|
|
|
Issuance of convertible preferred stock in rights offering, net of offering costs, shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
18,000
|
|
|
|
Beneficial conversion on Convertible Preferred Stock |
|
|
|
|
|
|
|
|
|
|
2,700
|
|
|
|
$ (2,700)
|
|
|
|
Deemed dividend on convertible preferred stock |
17,378
|
|
|
|
|
|
|
|
|
|
$ (17,378)
|
|
|
|
$ 17,378
|
|
|
|
Stock-based compensation |
513
|
|
|
|
|
|
|
|
513
|
|
|
|
|
|
|
|
|
|
Issuance of stock from RSUs, net, shares |
|
|
|
|
|
191,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Exercise of common stock warrants |
46
|
|
|
|
|
$ 116
|
|
|
46
|
|
|
|
|
|
|
|
|
|
Net income (loss) |
12
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
12
|
|
Foreign currency translation adjustment |
111
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
111
|
|
|
Ending balance at Sep. 30, 2020 |
$ 13,851
|
|
|
|
|
$ 93
|
|
|
$ 259,385
|
|
|
|
|
$ 141
|
|
$ (534)
|
$ (245,234)
|
|
Balance (in shares) at Sep. 30, 2020 |
93,044,000
|
|
|
|
|
92,999,000
|
|
|
|
|
|
|
|
|
|
|
|
|
Ending balance, shares at Sep. 30, 2020 |
0
|
0
|
|
|
|
|
|
|
|
|
|
|
|
1,000
|
|
|
|
|