Condensed Consolidated Statement of Changes in Shareholders' Equity (Deficit) - USD ($) $ in Thousands |
Total |
Common Stock [Member] |
Preferred Stock [Member] |
Additional Paid-In Capital [Member] |
Accumulated Deficit [Member] |
Accumulated Other Comprehensive Income (Loss) [Member] |
Beginning Balance at Dec. 31, 2019 |
$ (177,193)
|
|
$ 698,452
|
$ 4,945
|
$ (182,122)
|
$ (28)
|
Beginning Balance (In Shares) at Dec. 31, 2019 |
|
121,537,571
|
320,181,375
|
|
|
|
Net loss |
(25,361)
|
|
|
|
(25,361)
|
|
Stock-based compensation expense |
850
|
|
|
850
|
|
|
Issuance of redeemable convertible preferred stock, net of issuance costs |
|
|
$ 45,488
|
|
|
|
Issuance of common stock upon exercise of stock options, Shares |
|
84,023
|
|
|
|
|
Issuance of common stock upon exercise of stock options |
17
|
|
|
17
|
|
|
Issuance of common stock upon the reverse recapitalization, net of issuance costs, Shares |
|
|
8,210,082
|
|
|
|
Repurchase of common stock, Shares |
|
(55,463)
|
|
|
|
|
Vesting of early exercised stock options |
104
|
|
|
104
|
|
|
Other Comprehensive Income (Loss) |
(570)
|
|
|
|
|
(570)
|
Ending Balance at Mar. 31, 2020 |
(202,153)
|
|
$ 743,940
|
5,916
|
(207,483)
|
(598)
|
Ending Balance (In Shares) at Mar. 31, 2020 |
|
121,566,131
|
328,391,457
|
|
|
|
Beginning Balance at Dec. 31, 2019 |
(177,193)
|
|
$ 698,452
|
4,945
|
(182,122)
|
(28)
|
Beginning Balance (In Shares) at Dec. 31, 2019 |
|
121,537,571
|
320,181,375
|
|
|
|
Net loss |
(80,265)
|
|
|
|
|
|
Ending Balance at Sep. 30, 2020 |
(251,507)
|
|
$ 768,312
|
9,905
|
(262,387)
|
963
|
Ending Balance (In Shares) at Sep. 30, 2020 |
|
121,736,591
|
332,764,215
|
|
|
|
Beginning Balance at Mar. 31, 2020 |
(202,153)
|
|
$ 743,940
|
5,916
|
(207,483)
|
(598)
|
Beginning Balance (In Shares) at Mar. 31, 2020 |
|
121,566,131
|
328,391,457
|
|
|
|
Net loss |
(26,876)
|
|
|
|
(26,876)
|
|
Issuance of redeemable convertible preferred stock, Shares |
|
|
4,372,758
|
|
|
|
Stock-based compensation expense |
1,815
|
|
|
1,815
|
|
|
Issuance of redeemable convertible preferred stock, net of issuance costs |
|
|
$ 24,372
|
|
|
|
Issuance of common stock upon exercise of stock options, Shares |
|
233,810
|
|
|
|
|
Issuance of common stock upon exercise of stock options |
47
|
|
|
47
|
|
|
Repurchase of common stock |
(1)
|
|
|
(1)
|
|
|
Repurchase of common stock, Shares |
|
(131,681)
|
|
|
|
|
Vesting of early exercised stock options |
82
|
|
|
82
|
|
|
Other Comprehensive Income (Loss) |
1,884
|
|
|
|
|
1,884
|
Ending Balance at Jun. 30, 2020 |
(225,202)
|
|
$ 768,312
|
7,859
|
(234,359)
|
1,286
|
Ending Balance (In Shares) at Jun. 30, 2020 |
|
121,668,260
|
332,764,215
|
|
|
|
Net loss |
(28,028)
|
|
|
|
(28,028)
|
|
Stock-based compensation expense |
1,974
|
|
|
1,974
|
|
|
Issuance of common stock upon exercise of stock options, Shares |
|
68,331
|
|
|
|
|
Issuance of common stock upon exercise of stock options |
19
|
|
|
19
|
|
|
Vesting of early exercised stock options |
53
|
|
|
53
|
|
|
Other Comprehensive Income (Loss) |
(323)
|
|
|
|
|
(323)
|
Ending Balance at Sep. 30, 2020 |
(251,507)
|
|
$ 768,312
|
9,905
|
(262,387)
|
963
|
Ending Balance (In Shares) at Sep. 30, 2020 |
|
121,736,591
|
332,764,215
|
|
|
|
Beginning Balance at Dec. 31, 2020 |
(283,168)
|
$ 12
|
$ 768,312
|
12,579
|
(296,286)
|
527
|
Beginning Balance (In Shares) at Dec. 31, 2020 |
|
122,058,940
|
332,764,215
|
|
|
|
Net loss |
(41,505)
|
|
|
|
(41,505)
|
|
Issuance of redeemable convertible preferred stock, Shares |
|
|
8,924,010
|
|
|
|
Stock-based compensation expense |
4,808
|
|
|
4,808
|
|
|
Other non-cash compensation expense |
1,741
|
|
|
1,741
|
|
|
Issuance of redeemable convertible preferred stock |
|
|
$ 77,619
|
|
|
|
Issuance of common stock upon exercise of stock options, Shares |
|
746,830
|
|
|
|
|
Issuance of common stock upon exercise of stock options |
303
|
|
|
303
|
|
|
Vesting of early exercised stock options |
75
|
|
|
75
|
|
|
Other Comprehensive Income (Loss) |
(309)
|
|
|
|
|
(309)
|
Ending Balance at Mar. 31, 2021 |
(318,055)
|
$ 12
|
$ 845,931
|
19,506
|
(337,791)
|
218
|
Ending Balance (In Shares) at Mar. 31, 2021 |
|
122,805,770
|
341,688,225
|
|
|
|
Beginning Balance at Dec. 31, 2020 |
(283,168)
|
$ 12
|
$ 768,312
|
12,579
|
(296,286)
|
527
|
Beginning Balance (In Shares) at Dec. 31, 2020 |
|
122,058,940
|
332,764,215
|
|
|
|
Net loss |
(185,369)
|
|
|
|
|
|
Ending Balance at Sep. 30, 2021 |
1,304,671
|
$ 60
|
|
1,786,118
|
(481,655)
|
148
|
Ending Balance (In Shares) at Sep. 30, 2021 |
|
604,335,426
|
|
|
|
|
Beginning Balance at Mar. 31, 2021 |
(318,055)
|
$ 12
|
$ 845,931
|
19,506
|
(337,791)
|
218
|
Beginning Balance (In Shares) at Mar. 31, 2021 |
|
122,805,770
|
341,688,225
|
|
|
|
Net loss |
(65,006)
|
|
|
|
(65,006)
|
|
Issuance of redeemable convertible preferred stock, Shares |
|
|
2,677,200
|
|
|
|
Stock-based compensation expense |
6,992
|
|
|
6,992
|
|
|
Other non-cash compensation expense |
2,006
|
|
|
2,006
|
|
|
Issuance of common stock upon exercise of stock options, Shares |
|
592,948
|
|
|
|
|
Issuance of common stock upon exercise of stock options |
217
|
|
|
217
|
|
|
Vesting of early exercised stock options |
112
|
|
|
112
|
|
|
Other Comprehensive Income (Loss) |
38
|
|
|
|
|
38
|
Ending Balance at Jun. 30, 2021 |
(373,696)
|
$ 12
|
$ 845,931
|
28,833
|
(402,797)
|
256
|
Ending Balance (In Shares) at Jun. 30, 2021 |
|
123,398,718
|
344,365,425
|
|
|
|
Net loss |
(78,858)
|
|
|
|
(78,858)
|
|
Stock-based compensation expense |
7,618
|
|
|
7,618
|
|
|
Other non-cash compensation expense |
2,028
|
|
|
2,028
|
|
|
Issuance of common stock upon exercise of stock options, Shares |
|
699,852
|
|
|
|
|
Issuance of common stock upon exercise of stock options |
347
|
|
|
347
|
|
|
Issuance of common stock upon exercise of SVB warrants |
|
752,732
|
|
|
|
|
Issuance of redeemable convertible preferred stock upon exercise of In-Q-Tel warrants, Shares |
|
|
68,629
|
|
|
|
Issuance of redeemable convertible preferred stock value upon exercise of In-Q-Tel warrants |
691
|
|
|
691
|
|
|
Issuance of common stock upon conversion of Uber convertible notes, Shares |
|
7,716,780
|
|
|
|
|
Issuance of common stock upon conversion of Uber convertible notes |
77,399
|
$ 1
|
|
77,398
|
|
|
Conversion of redeemable convertible preferred stock into common stock in connection with the reverse recapitalization, Shares |
|
344,434,054
|
(344,434,054)
|
|
|
|
Conversion of redeemable convertible preferred stock into common stock in connection with the reverse recapitalization |
845,931
|
$ 34
|
$ (845,931)
|
845,897
|
|
|
Issuance of common stock upon the reverse recapitalization, net of issuance costs, Shares |
|
127,333,290
|
|
|
|
|
Issuance of common stock upon the reverse recapitalization, net of issuance costs |
823,269
|
$ 13
|
|
823,256
|
|
|
Vesting of early exercised stock options |
50
|
|
|
50
|
|
|
Other Comprehensive Income (Loss) |
(108)
|
|
|
|
|
(108)
|
Ending Balance at Sep. 30, 2021 |
$ 1,304,671
|
$ 60
|
|
$ 1,786,118
|
$ (481,655)
|
$ 148
|
Ending Balance (In Shares) at Sep. 30, 2021 |
|
604,335,426
|
|
|
|
|