Condensed Consolidated Statement of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands |
Series D Convertible Preferred Stock [Member] |
Common Stock [Member] |
Additional Paid-in Capital [Member] |
Comprehensive Income [Member] |
Retained Earnings [Member] |
Total |
Beginning balance, value at Dec. 31, 2019 |
|
|
$ 26
|
|
$ 183
|
$ (169,505)
|
$ 7,434
|
Beginning balance, shares at Dec. 31, 2019 |
|
5,125
|
26,322,583
|
|
|
|
|
Stock-based compensation |
|
|
|
|
|
|
277
|
Common stock issued upon conversion of Series D convertible preferred stock |
|
|
$ 2
|
|
|
|
|
Common stock issued upon conversion of Series D convertible preferred stock, shares |
|
(5,125)
|
1,642,628
|
|
|
|
|
Other comprehensive loss |
|
|
|
|
(181)
|
|
(181)
|
Net loss |
|
|
|
|
|
(2,961)
|
(2,961)
|
Ending balance, value at Mar. 31, 2020 |
|
|
$ 28
|
|
2
|
(172,466)
|
4,569
|
Balance, shares at Mar. 31, 2020 |
|
|
27,965,211
|
|
|
|
|
Beginning balance, value at Dec. 31, 2019 |
|
|
$ 26
|
|
183
|
(169,505)
|
7,434
|
Beginning balance, shares at Dec. 31, 2019 |
|
5,125
|
26,322,583
|
|
|
|
|
Net loss |
|
|
|
|
|
|
(9,905)
|
Ending balance, value at Sep. 30, 2020 |
|
|
$ 32
|
|
|
(179,410)
|
16,236
|
Balance, shares at Sep. 30, 2020 |
|
|
31,747,100
|
|
|
|
|
Beginning balance, value at Mar. 31, 2020 |
|
|
$ 28
|
|
2
|
(172,466)
|
4,569
|
Beginning balance, shares at Mar. 31, 2020 |
|
|
27,965,211
|
|
|
|
|
Stock Issued During Period, Value, New Issues |
[1] |
|
$ 2
|
|
|
|
3,758
|
Common stock issued in public offering, shares |
|
|
1,660,884
|
|
|
|
|
Stock-based compensation |
|
|
|
|
|
|
72
|
Stock-based compensation, shares |
|
|
57,542
|
|
|
|
|
Other comprehensive loss |
|
|
|
|
63
|
|
63
|
Net loss |
|
|
|
|
|
(3,030)
|
(3,030)
|
Ending balance, value at Jun. 30, 2020 |
|
|
$ 30
|
|
65
|
(175,496)
|
5,432
|
Balance, shares at Jun. 30, 2020 |
|
|
29,683,637
|
|
|
|
|
Stock Issued During Period, Value, New Issues |
[2] |
|
$ 2
|
|
|
|
14,458
|
Common stock issued in public offering, shares |
|
|
1,861,087
|
|
|
|
|
Common stock issued upon exercise of warrants |
|
|
|
|
|
|
144
|
Common stock issued upon exercise of warrants, shares |
|
|
195,529
|
|
|
|
|
Stock-based compensation |
|
|
|
|
|
|
165
|
Stock-based compensation, shares |
|
|
6,847
|
|
|
|
|
Options issued in satisfaction of accrued issuable equity |
|
|
|
|
|
|
16
|
Other comprehensive loss |
|
|
|
|
(65)
|
|
(65)
|
Net loss |
|
|
|
|
|
(3,914)
|
(3,914)
|
Ending balance, value at Sep. 30, 2020 |
|
|
$ 32
|
|
|
(179,410)
|
16,236
|
Balance, shares at Sep. 30, 2020 |
|
|
31,747,100
|
|
|
|
|
Beginning balance, value at Dec. 31, 2020 |
|
|
$ 36
|
$ 214,479
|
|
(187,351)
|
27,164
|
Beginning balance, shares at Dec. 31, 2020 |
|
|
35,951,097
|
|
|
|
|
Stock Issued During Period, Value, New Issues |
[3] |
|
$ 6
|
221,400
|
|
|
221,406
|
Common stock issued in public offering, shares |
|
|
5,660,000
|
|
|
|
|
Common stock issued upon exercise of warrants |
|
|
|
999
|
|
|
999
|
Common stock issued upon exercise of warrants, shares |
|
|
239,202
|
|
|
|
|
Common stock issued upon cashless option exercise |
|
|
|
|
|
|
|
Common stock issued upon cashless option exercise, shares |
|
|
15,522
|
|
|
|
|
Common stock issued upon cashless warrant exercise |
|
|
|
|
|
|
|
Common stock issued upon cashless warrant exercise, shares |
|
|
66,000
|
|
|
|
|
Common stock issued as consideration for property and equipment |
|
|
|
600
|
|
|
600
|
Common stock issued as consideration for property and equipment, shares |
|
|
13,123
|
|
|
|
|
Stock-based compensation |
|
|
|
419
|
|
|
419
|
Stock-based compensation, shares |
|
|
470
|
|
|
|
|
Other comprehensive loss |
|
|
|
|
(56)
|
|
(56)
|
Net loss |
|
|
|
|
|
(7,365)
|
(7,365)
|
Ending balance, value at Mar. 31, 2021 |
|
|
$ 42
|
437,897
|
(56)
|
(194,716)
|
243,167
|
Balance, shares at Mar. 31, 2021 |
|
|
41,945,414
|
|
|
|
|
Beginning balance, value at Dec. 31, 2020 |
|
|
$ 36
|
214,479
|
|
(187,351)
|
$ 27,164
|
Beginning balance, shares at Dec. 31, 2020 |
|
|
35,951,097
|
|
|
|
|
Stock Issued During Period, Value, New Issues |
|
|
$ 1,020
|
|
|
|
|
Common stock issued in public offering, shares |
|
|
50,545
|
|
|
|
|
Common stock issued upon cashless option exercise, shares |
|
|
|
|
|
|
38,496
|
Common stock issued upon cashless warrant exercise, shares |
|
|
66,000
|
|
|
|
|
Net loss |
|
|
|
|
|
|
$ (36,145)
|
Ending balance, value at Sep. 30, 2021 |
|
|
$ 42
|
448,807
|
(987)
|
(223,496)
|
224,366
|
Balance, shares at Sep. 30, 2021 |
|
|
42,199,744
|
|
|
|
|
Beginning balance, value at Mar. 31, 2021 |
|
|
$ 42
|
437,897
|
(56)
|
(194,716)
|
243,167
|
Beginning balance, shares at Mar. 31, 2021 |
|
|
41,945,414
|
|
|
|
|
Issuance costs related to common stock issued in public offering |
|
|
|
(73)
|
|
|
(73)
|
Common stock issued pursuant to cashless option exercise |
|
|
|
|
|
|
|
Common stock issued pursuant to cashless option exercise, shares |
|
|
22,974
|
|
|
|
|
Common stock issued upon exercise of warrants |
|
|
|
428
|
|
|
428
|
Common stock issued upon exercise of warrants, shares |
|
|
102,684
|
|
|
|
|
Common stock issued as purchase consideration of Blue Corner |
|
|
|
790
|
|
|
790
|
Common stock issued as purchase consideration of Blue Corner, shares |
|
|
32,382
|
|
|
|
|
Stock-based compensation |
|
|
|
3,523
|
|
|
3,523
|
Stock-based compensation, shares |
|
|
36,691
|
|
|
|
|
Other comprehensive loss |
|
|
|
|
(375)
|
|
(375)
|
Net loss |
|
|
|
|
|
(13,459)
|
(13,459)
|
Ending balance, value at Jun. 30, 2021 |
|
|
$ 42
|
442,565
|
(431)
|
(208,175)
|
234,001
|
Balance, shares at Jun. 30, 2021 |
|
|
42,140,145
|
|
|
|
|
Common stock issued upon exercise of warrants |
|
|
|
192
|
|
|
192
|
Common stock issued upon exercise of warrants, shares |
|
|
46,215
|
|
|
|
|
Stock-based compensation |
|
|
|
6,050
|
|
|
6,050
|
Stock-based compensation, shares |
|
|
13,384
|
|
|
|
|
Other comprehensive loss |
|
|
|
|
(556)
|
|
(556)
|
Net loss |
|
|
|
|
|
(15,321)
|
(15,321)
|
Ending balance, value at Sep. 30, 2021 |
|
|
$ 42
|
$ 448,807
|
$ (987)
|
$ (223,496)
|
$ 224,366
|
Balance, shares at Sep. 30, 2021 |
|
|
42,199,744
|
|
|
|
|
|
|