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Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands | Total | Common Stock | Additional Paid-In Capital | Accumulated Other Comprehensive Loss | Accumulated Deficit​
--- | --- | --- | --- | --- | ---
Beginning balance (in shares) at Dec. 31, 2021 |  | 173,674,067 |  |  |
Beginning balance at Dec. 31, 2021 | $ 3,387,636 | $ 1,738 | $ 6,028,861 | $ (1,443) | $ (2,641,520)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Exercise of common stock options (in shares) |  | 485,537 |  |  |
Exercise of common stock options | 4,282 | $ 5 | 4,277 |  |
Compensation expense related to issuance of stock options and restricted stock awards (in shares) |  | 1,391,797 |  |  |
Compensation expense related to issuance of stock options and restricted stock awards | 52,441 | $ 14 | 52,427 |  |
Other | (7) |  | (7) |  |
Other (in shares) |  | 7 |  |  |
Net income (loss) | (180,937) |  |  |  | (180,937)
Other comprehensive income (loss) | (5,204) |  |  | (5,204) |
Ending balance (in shares) at Mar. 31, 2022 |  | 175,551,408 |  |  |
Ending balance at Mar. 31, 2022 | 3,258,211 | $ 1,757 | 6,085,558 | (6,647) | (2,822,457)
Beginning balance (in shares) at Dec. 31, 2021 |  | 173,674,067 |  |  |
Beginning balance at Dec. 31, 2021 | 3,387,636 | $ 1,738 | 6,028,861 | (1,443) | (2,641,520)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Net income (loss) | (495,761) |  |  |  |
Ending balance (in shares) at Sep. 30, 2022 |  | 177,253,533 |  |  |
Ending balance at Sep. 30, 2022 | 3,108,634 | $ 1,774 | 6,255,211 | (11,070) | (3,137,281)
Beginning balance (in shares) at Mar. 31, 2022 |  | 175,551,408 |  |  |
Beginning balance at Mar. 31, 2022 | 3,258,211 | $ 1,757 | 6,085,558 | (6,647) | (2,822,457)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Exercise of common stock options (in shares) |  | 84,485 |  |  |
Exercise of common stock options | 743 | $ 1 | 742 |  |
Issuance of common stock to fund the Company's 401(k) match (in shares) |  | 391,129 |  |  |
Compensation expense related to issuance of stock options and restricted stock awards (in shares) |  | 183,095 |  |  |
Compensation expense related to issuance of stock options and restricted stock awards | 58,932 | $ 2 | 58,930 |  |
Other | 14,790 | $ 2 | 14,788 |  |
Issuance of common stock for business combinations, net of issuance costs (in shares) |  | 265,186 |  |  |
Stock Issued During Period, Value, Employee Stock Purchase Plan | 15,529 | $ 3 | 15,526 |  |
Purchase of employee stock purchase plan shares (in shares) |  | 326,131 |  |  |
Issuance of common stock to fund the Company's 401(k) match | 29,202 | $ 4 | 29,198 |  |
Net income (loss) | (166,063) |  |  |  | (166,063)
Other comprehensive income (loss) | (1,998) |  |  | (1,998) |
Ending balance (in shares) at Jun. 30, 2022 |  | 176,801,434 |  |  |
Ending balance at Jun. 30, 2022 | 3,209,346 | $ 1,769 | 6,204,742 | (8,645) | (2,988,520)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Exercise of common stock options (in shares) |  | 73,441 |  |  |
Exercise of common stock options | 941 | $ 1 | 940 |  |
Compensation expense related to issuance of stock options and restricted stock awards (in shares) |  | 378,658 |  |  |
Compensation expense related to issuance of stock options and restricted stock awards | 49,533 | $ 4 | 49,529 |  |
Net income (loss) | (148,761) |  |  |  | (148,761)
Other comprehensive income (loss) | (2,425) |  |  | (2,425) |
Ending balance (in shares) at Sep. 30, 2022 |  | 177,253,533 |  |  |
Ending balance at Sep. 30, 2022 | $ 3,108,634 | $ 1,774 | 6,255,211 | (11,070) | (3,137,281)
Beginning balance (in shares) at Dec. 31, 2022 | 177,925,631 | 177,925,631 |  |  |
Beginning balance at Dec. 31, 2022 | $ 3,043,162 | $ 1,780 | 6,311,644 | (5,236) | (3,265,026)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Exercise of common stock options (in shares) |  | 88,228 |  |  |
Exercise of common stock options | 964 | $ 1 | 963 |  |
Issuance of common stock to fund the Company's 401(k) match (in shares) |  | 517,215 |  |  |
Compensation expense related to issuance of stock options and restricted stock awards (in shares) |  | 1,299,071 |  |  |
Compensation expense related to issuance of stock options and restricted stock awards | 49,139 | $ 13 | 49,126 |  |
Issuance of common stock to fund the Company's 401(k) match | 35,077 | $ 5 | 35,072 |  |
Net income (loss) | (74,151) |  |  |  | (74,151)
Other comprehensive income (loss) | 3,517 |  |  | 3,517 |
Ending balance (in shares) at Mar. 31, 2023 |  | 179,830,145 |  |  |
Ending balance at Mar. 31, 2023 | $ 3,057,708 | $ 1,799 | 6,396,805 | (1,719) | (3,339,177)
Beginning balance (in shares) at Dec. 31, 2022 | 177,925,631 | 177,925,631 |  |  |
Beginning balance at Dec. 31, 2022 | $ 3,043,162 | $ 1,780 | 6,311,644 | (5,236) | (3,265,026)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Net income (loss) | $ (154,383) |  |  |  |
Ending balance (in shares) at Sep. 30, 2023 | 180,814,407 | 180,814,407 |  |  |
Ending balance at Sep. 30, 2023 | $ 3,121,227 | $ 1,809 | 6,540,362 | (1,535) | (3,419,409)
Beginning balance (in shares) at Mar. 31, 2023 |  | 179,830,145 |  |  |
Beginning balance at Mar. 31, 2023 | 3,057,708 | $ 1,799 | 6,396,805 | (1,719) | (3,339,177)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Exercise of common stock options (in shares) |  | 36,728 |  |  |
Exercise of common stock options | 852 | $ 1 | 851 |  |
Issuance of common stock to fund the Company's 401(k) match (in shares) |  | 335 |  |  |
Compensation expense related to issuance of stock options and restricted stock awards (in shares) |  | 134,002 |  |  |
Compensation expense related to issuance of stock options and restricted stock awards | 61,725 | $ 1 | 61,724 |  |
Stock Issued During Period, Value, Employee Stock Purchase Plan | 16,344 | $ 5 | 16,339 |  |
Purchase of employee stock purchase plan shares (in shares) |  | 544,453 |  |  |
Issuance of common stock to fund the Company's 401(k) match | 23 |  | 23 |  |
Net income (loss) | (81,026) |  |  |  | (81,026)
Other comprehensive income (loss) | 996 |  |  | 996 |
Ending balance (in shares) at Jun. 30, 2023 |  | 180,545,663 |  |  |
Ending balance at Jun. 30, 2023 | 3,056,622 | $ 1,806 | 6,475,742 | (723) | (3,420,203)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Exercise of common stock options (in shares) |  | 51,262 |  |  |
Exercise of common stock options | 1,077 | $ 1 | 1,076 |  |
Compensation expense related to issuance of stock options and restricted stock awards (in shares) |  | 217,482 |  |  |
Compensation expense related to issuance of stock options and restricted stock awards | 61,871 | $ 2 | 61,869 |  |
Replaced restricted stock awards for business combinations | 1,675 |  | 1,675 |  |
Net income (loss) | 794 |  |  |  | 794
Other comprehensive income (loss) | $ (812) |  |  | (812) |
Ending balance (in shares) at Sep. 30, 2023 | 180,814,407 | 180,814,407 |  |  |
Ending balance at Sep. 30, 2023 | $ 3,121,227 | $ 1,809 | $ 6,540,362 | $ (1,535) | $ (3,419,409)

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