Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands |
Preferred Class B [Member]
Preferred Stock [Member]
|
Preferred Class B [Member]
Preferred Stock [Member]
Revision of Prior Period, Error Correction, Adjustment [Member]
|
Preferred Class C [Member]
Preferred Stock [Member]
|
Preferred Class C [Member]
Preferred Stock [Member]
Revision of Prior Period, Error Correction, Adjustment [Member]
|
Common Stock [Member] |
Common Stock [Member]
Revision of Prior Period, Error Correction, Adjustment [Member]
|
Additional Paid-in Capital [Member] |
Additional Paid-in Capital [Member]
Revision of Prior Period, Error Correction, Adjustment [Member]
|
Retained Earnings [Member] |
Retained Earnings [Member]
Revision of Prior Period, Error Correction, Adjustment [Member]
|
Total |
Revision of Prior Period, Error Correction, Adjustment [Member] |
Balance at Dec. 31, 2019 |
|
|
|
|
|
|
$ 239,280
|
|
$ (234,078)
|
|
$ 5,202
|
|
Beginning balance, shares at Dec. 31, 2019 |
249
|
|
|
|
24,340
|
|
|
|
|
|
|
|
Extinguishment of derivative liability upon exercise of warrant |
|
|
|
|
|
|
3,199
|
|
|
|
3,199
|
|
Common stock issued for cash, net of fees |
|
|
|
|
$ 1
|
|
19,995
|
|
|
|
19,996
|
|
Common stock issued for cash, net of fees, shares |
|
|
|
|
113,694
|
|
|
|
|
|
|
|
Issuance of common stock from the cashless exercise of warrants |
|
|
|
|
$ 1
|
|
(1)
|
|
|
|
|
|
Issuance of common stock from the cashless exercise of warrants, shares |
|
|
|
|
35,045
|
|
|
|
|
|
|
|
Issuance of common stock from the exercise of warrants for cash |
|
|
|
|
|
|
1,111
|
|
|
|
1,111
|
|
Issuance of common stock from the exercise of warrants for cash, shares |
|
|
|
|
7,410
|
|
|
|
|
|
|
|
Preferred stock issued for cash |
|
|
|
|
|
|
3,112
|
|
|
|
3,112
|
|
Preferred stock issued for cash, shares |
|
|
9,440
|
|
|
|
|
|
|
|
|
|
Common stock issued on conversion of preferred stock |
|
|
|
|
$ 1
|
|
(1)
|
|
|
|
|
|
Common stock issued on conversion of preferred stock, shares |
(223)
|
|
(9,389)
|
|
65,035
|
|
|
|
|
|
|
|
Issuance of agent warrants |
|
|
|
|
|
|
168
|
|
|
|
168
|
|
Beneficial conversion feature on issuance of convertible preferred stock |
|
|
|
|
|
|
3,111
|
|
|
|
3,111
|
|
Deemed dividend related to the issuance of preferred stock |
|
|
|
|
|
|
(3,111)
|
|
|
|
(3,111)
|
|
Accretion of convertible preferred stock discount |
|
|
|
|
|
|
6,454
|
|
|
|
6,454
|
|
Deemed dividend related to the conversion of preferred stock |
|
|
|
|
|
|
(6,454)
|
|
|
|
(6,454)
|
|
Stock based compensation |
|
|
|
|
|
|
45
|
|
|
|
45
|
|
Stock based compensation, shares |
|
|
|
|
|
|
|
|
|
|
|
|
Net loss |
|
|
|
|
|
|
|
|
(7,029)
|
|
(7,029)
|
|
Balance at Dec. 31, 2020 |
|
|
|
|
$ 3
|
|
266,908
|
|
(241,107)
|
|
25,804
|
|
Ending balance, shares at Dec. 31, 2020 |
26
|
|
51
|
|
245,524
|
|
|
|
|
|
|
|
Stock based compensation |
|
|
|
|
|
|
36
|
|
|
|
36
|
|
Stock based compensation, shares |
|
|
|
|
|
|
|
|
|
|
|
|
Net loss |
|
|
|
|
|
|
|
|
(2,633)
|
|
(2,633)
|
|
Extinguishment of derivative liability upon exercise of warrant |
|
|
|
|
|
|
195
|
|
|
|
195
|
|
Issuance of common stock upon exercise of warrants for cash |
|
|
|
|
|
|
196
|
|
|
|
196
|
|
Issuance of common stock upon exercise of warrants for cash, shares |
|
|
|
|
1,303
|
|
|
|
|
|
|
|
Issuance of common stock from the cashless exercise of warrants |
|
|
|
|
|
|
|
|
|
|
|
|
Issuance of common stock from the cashless exercise of warrants, shares |
|
|
|
|
19
|
|
|
|
|
|
|
|
Balance at Mar. 31, 2021 |
|
|
|
|
$ 3
|
|
267,335
|
|
(243,740)
|
|
23,598
|
|
Ending balance, shares at Mar. 31, 2021 |
26
|
|
51
|
|
246,846
|
|
|
|
|
|
|
|
Balance at Dec. 31, 2020 |
|
|
|
|
$ 3
|
|
266,908
|
|
(241,107)
|
|
25,804
|
|
Beginning balance, shares at Dec. 31, 2020 |
26
|
|
51
|
|
245,524
|
|
|
|
|
|
|
|
Net loss |
|
|
|
|
|
|
|
|
|
|
(7,175)
|
|
Balance at Sep. 30, 2021 |
|
|
|
|
$ 3
|
|
267,519
|
|
(248,282)
|
|
19,240
|
|
Ending balance, shares at Sep. 30, 2021 |
26
|
|
51
|
|
247,061
|
|
|
|
|
|
|
|
Balance at Dec. 31, 2020 |
|
|
|
|
$ 3
|
|
266,908
|
|
(241,107)
|
|
25,804
|
|
Beginning balance, shares at Dec. 31, 2020 |
26
|
|
51
|
|
245,524
|
|
|
|
|
|
|
|
Extinguishment of derivative liability upon exercise of warrant |
|
|
|
|
|
|
195
|
|
|
|
195
|
|
Issuance of common stock from the cashless exercise of warrants |
|
|
|
|
|
|
|
|
|
|
|
|
Issuance of common stock from the cashless exercise of warrants, shares |
|
|
|
|
19
|
|
|
|
|
|
|
|
Issuance of common stock from the exercise of warrants for cash |
|
|
|
|
|
|
196
|
|
|
|
196
|
|
Issuance of common stock from the exercise of warrants for cash, shares |
|
|
|
|
1,302
|
|
|
|
|
|
|
|
Stock based compensation |
|
|
|
|
|
|
309
|
|
|
|
309
|
|
Stock based compensation, shares |
|
|
|
|
260
|
|
|
|
|
|
|
|
Net loss |
|
|
|
|
|
|
|
|
(8,775)
|
|
(8,775)
|
|
Balance at Dec. 31, 2021 |
|
|
|
|
$ 3
|
$ 3
|
267,608
|
$ 267,608
|
(249,883)
|
$ (250,417)
|
17,728
|
$ 17,194
|
Ending balance, shares at Dec. 31, 2021 |
26
|
26
|
51
|
51
|
247,105
|
247,105
|
|
|
|
|
|
|
Balance at Mar. 31, 2021 |
|
|
|
|
$ 3
|
|
267,335
|
|
(243,740)
|
|
23,598
|
|
Beginning balance, shares at Mar. 31, 2021 |
26
|
|
51
|
|
246,846
|
|
|
|
|
|
|
|
Stock based compensation |
|
|
|
|
|
|
80
|
|
|
|
80
|
|
Stock based compensation, shares |
|
|
|
|
155
|
|
|
|
|
|
|
|
Net loss |
|
|
|
|
|
|
|
|
(2,199)
|
|
(2,199)
|
|
Balance at Jun. 30, 2021 |
|
|
|
|
$ 3
|
|
267,415
|
|
(245,939)
|
|
21,479
|
|
Ending balance, shares at Jun. 30, 2021 |
26
|
|
51
|
|
247,001
|
|
|
|
|
|
|
|
Stock based compensation |
|
|
|
|
|
|
104
|
|
|
|
104
|
|
Stock based compensation, shares |
|
|
|
|
60
|
|
|
|
|
|
|
|
Net loss |
|
|
|
|
|
|
|
|
(2,343)
|
|
(2,343)
|
|
Balance at Sep. 30, 2021 |
|
|
|
|
$ 3
|
|
267,519
|
|
(248,282)
|
|
19,240
|
|
Ending balance, shares at Sep. 30, 2021 |
26
|
|
51
|
|
247,061
|
|
|
|
|
|
|
|
Balance at Dec. 31, 2021 |
|
|
|
|
$ 3
|
$ 3
|
267,608
|
267,608
|
(249,883)
|
(250,417)
|
17,728
|
17,194
|
Beginning balance, shares at Dec. 31, 2021 |
26
|
26
|
51
|
51
|
247,105
|
247,105
|
|
|
|
|
|
|
Stock based compensation |
|
|
|
|
|
|
|
102
|
|
|
|
102
|
Stock based compensation, shares |
|
|
|
|
30
|
|
|
|
|
|
|
|
Net loss |
|
|
|
|
|
|
|
|
|
(2,845)
|
|
(2,845)
|
Balance at Mar. 31, 2022 |
|
|
|
|
$ 3
|
|
267,710
|
|
(253,262)
|
|
14,451
|
|
Ending balance, shares at Mar. 31, 2022 |
26
|
|
51
|
|
247,135
|
|
|
|
|
|
|
|
Balance at Dec. 31, 2021 |
|
|
|
|
$ 3
|
$ 3
|
267,608
|
$ 267,608
|
(249,883)
|
$ (250,417)
|
17,728
|
$ 17,194
|
Beginning balance, shares at Dec. 31, 2021 |
26
|
26
|
51
|
51
|
247,105
|
247,105
|
|
|
|
|
|
|
Net loss |
|
|
|
|
|
|
|
|
|
|
(8,081)
|
|
Balance at Sep. 30, 2022 |
|
|
|
|
$ 3
|
|
267,910
|
|
(258,498)
|
|
9,415
|
|
Ending balance, shares at Sep. 30, 2022 |
26
|
|
50
|
|
247,292
|
|
|
|
|
|
|
|
Balance at Mar. 31, 2022 |
|
|
|
|
$ 3
|
|
267,710
|
|
(253,262)
|
|
14,451
|
|
Beginning balance, shares at Mar. 31, 2022 |
26
|
|
51
|
|
247,135
|
|
|
|
|
|
|
|
Stock based compensation |
|
|
|
|
|
|
88
|
|
|
|
88
|
|
Stock based compensation, shares |
|
|
|
|
60
|
|
|
|
|
|
|
|
Net loss |
|
|
|
|
|
|
|
|
(2,512)
|
|
(2,512)
|
|
Acquisition of subsidiary |
|
|
|
|
|
|
22
|
|
|
|
22
|
|
Balance at Jun. 30, 2022 |
|
|
|
|
$ 3
|
|
267,820
|
|
(255,774)
|
|
12,049
|
|
Ending balance, shares at Jun. 30, 2022 |
26
|
|
51
|
|
247,195
|
|
|
|
|
|
|
|
Common stock issued on conversion of preferred stock |
|
|
|
|
|
|
|
|
|
|
|
|
Common stock issued on conversion of preferred stock, shares |
|
|
(1)
|
|
7
|
|
|
|
|
|
|
|
Stock based compensation |
|
|
|
|
|
|
90
|
|
|
|
90
|
|
Stock based compensation, shares |
|
|
|
|
90
|
|
|
|
|
|
|
|
Net loss |
|
|
|
|
|
|
|
|
(2,724)
|
|
(2,724)
|
|
Balance at Sep. 30, 2022 |
|
|
|
|
$ 3
|
|
$ 267,910
|
|
$ (258,498)
|
|
$ 9,415
|
|
Ending balance, shares at Sep. 30, 2022 |
26
|
|
50
|
|
247,292
|
|
|
|
|
|
|
|