Basis of Presentation and Summary of Significant Accounting Policies (Tables)
|
6 Months Ended |
12 Months Ended |
Jun. 30, 2021 |
Dec. 31, 2020 |
| Accounting Policies [Abstract] |
|
|
| Schedule of reconciliation of the components of cash and restricted cash |
|
|
|
June 30,
|
|
(in thousands)
|
|
2021
(unaudited)
|
|
2020
(unaudited)
|
|
Cash
|
|
$
|
16,353 |
|
$
|
3,411 |
|
Restricted cash
|
|
|
125 |
|
|
2,000 |
|
Restricted cash, non-current
|
|
|
207 |
|
|
|
|
Total cash and restricted cash presented in the condensed consolidated statements of cash flows
|
|
$
|
16,685 |
|
$
|
5,411 |
|
|
|
|
December 31,
|
| |
|
2020
|
|
2019
|
|
Cash
|
|
$
|
20,762,084 |
|
$
|
9,603,266 |
|
Restricted cash
|
|
|
2,210,902 |
|
|
2,000,119 |
|
Total cash and restricted cash presented in the consolidated statements of cash flows
|
|
$
|
22,972,986 |
|
$
|
11,603,385 |
|
| Schedule of liability deferred revenue |
|
(in thousands)
|
|
Six Months Ended
June 30,
2021
(unaudited)
|
|
Year Ended
December 31,
2020
(unaudited)
|
|
Balance, beginning of period
|
|
$
|
5,439 |
|
|
$
|
5,510 |
|
|
Deferral of revenue
|
|
|
10,409 |
|
|
|
16,412 |
|
|
Recognition of unearned revenue
|
|
|
(9,963 |
)
|
|
|
(16,483 |
)
|
|
Balance, end of period
|
|
$
|
5,885 |
|
|
$
|
5,439 |
|
|
|
|
|
Years Ended
December 31,
|
| |
|
2020
|
|
2019
|
|
Balance, beginning of year
|
|
$
|
5,510,460 |
|
|
$
|
4,865,499 |
|
|
Deferral of revenue
|
|
|
16,411,279 |
|
|
|
14,752,642 |
|
|
Recognition of unearned revenue
|
|
|
(16,483,184 |
)
|
|
|
(14,107,681 |
)
|
|
Balance, end of year
|
|
$
|
5,438,555 |
|
|
$
|
5,510,460 |
|
|
| Schedule of diluted weighted-average shares of common stock outstanding |
|
|
|
June 30,
2021
(unaudited)
|
|
June 30,
2020
(unaudited)
|
|
Convertible preferred stock
|
|
—
|
|
14,812,795 |
|
Convertible preferred stock warrants
|
|
—
|
|
2,767,836 |
|
Common stock warrants
|
|
3,333,791 |
|
5,585 |
|
Stock options
|
|
6,365,965 |
|
4,465,548 |
| |
|
9,699,756 |
|
22,051,764 |
|
|
|
|
December 31,
|
| |
|
2020
|
|
2019
|
|
Convertible preferred stock
|
|
|
|
14,639,043 |
|
Convertible preferred stock warrants
|
|
|
|
2,710,498 |
|
Common stock warrants
|
|
2,991,499 |
|
5,585 |
|
Stock options
|
|
4,211,857 |
|
2,749,298 |
| |
|
7,203,356 |
|
20,104,424 |
|