Consolidated Statements of Convertible Preferred Stock and Stockholders' Equity - USD ($) $ in Thousands |
Total |
At-the-market Offering |
Private Placement |
Convertible Preferred Stock |
Convertible Preferred Stock
At-the-market Offering
|
Convertible Preferred Stock
Private Placement
|
Common Stock |
Common Stock
At-the-market Offering
|
Common Stock
Private Placement
|
Additional Paid-In Capital |
Additional Paid-In Capital
At-the-market Offering
|
Additional Paid-In Capital
Private Placement
|
Accumulated Other Comprehensive Income (Loss) |
Accumulated Other Comprehensive Income (Loss)
At-the-market Offering
|
Accumulated Other Comprehensive Income (Loss)
Private Placement
|
Accumulated Deficit |
Accumulated Deficit
At-the-market Offering
|
Accumulated Deficit
Private Placement
|
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Balances, value at Dec. 31, 2018 | $ 100,906 | $ 0 | $ 37 | $ 195,573 | $ 0 | $ (94,704) | ||||||||||||
Balances, shares at Dec. 31, 2018 | 0 | 36,736,012 | ||||||||||||||||
Issuance of common stock pursuant to stock plans | 1,748 | $ 0 | $ 0 | 1,748 | 0 | 0 | ||||||||||||
Issuance of common stock pursuant to stock plans, shares | 286,479 | |||||||||||||||||
Issuance of common stock, net of issuance costs | 53,449 | $ 10,469 | $ 0 | $ 0 | $ 7 | $ 2 | 53,442 | $ 10,467 | 0 | $ 0 | 0 | $ 0 | ||||||
Issuance of common stock, net of issuance costs, shares | 250 | 6,900,000 | 1,666,666 | |||||||||||||||
Stock-based compensation | 5,859 | $ 0 | $ 0 | 5,859 | 0 | 0 | ||||||||||||
Other comprehensive income (loss) | 18 | 0 | 0 | 0 | 18 | 0 | ||||||||||||
Net loss | (69,421) | 0 | 0 | 0 | 0 | (69,421) | ||||||||||||
Balances, value at Dec. 31, 2019 | 103,028 | $ 0 | $ 46 | 267,089 | 18 | (164,125) | ||||||||||||
Balances, shares at Dec. 31, 2019 | 250 | 45,589,157 | ||||||||||||||||
Issuance of common stock pursuant to stock plans | 1,040 | $ 0 | $ 0 | 1,040 | 0 | 0 | ||||||||||||
Issuance of common stock pursuant to stock plans, shares | 261,260 | |||||||||||||||||
Issuance of common stock, net of issuance costs | $ 48,372 | $ 0 | $ 4 | $ 48,368 | $ 0 | $ 0 | ||||||||||||
Issuance of common stock, net of issuance costs, shares | 4,133,916 | |||||||||||||||||
Stock-based compensation | 11,817 | 0 | $ 0 | 11,817 | 0 | 0 | ||||||||||||
Other comprehensive income (loss) | (1) | 0 | 0 | 0 | (1) | 0 | ||||||||||||
Net loss | (104,916) | 0 | 0 | 0 | 0 | (104,916) | ||||||||||||
Balances, value at Dec. 31, 2020 | $ 59,340 | $ 0 | $ 50 | $ 328,314 | $ 17 | $ (269,041) | ||||||||||||
Balances, shares at Dec. 31, 2020 | 250 | 49,984,333 |
X | ||||||||||
- Definition Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Amount after tax and reclassification adjustments of other comprehensive income (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Number of shares issued which are neither cancelled nor held in the treasury. No definition available.
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X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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X | ||||||||||
- Definition Number, after forfeiture, of shares or units issued under share-based payment arrangement. Excludes shares or units issued under employee stock ownership plan (ESOP). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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X | ||||||||||
- Definition Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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X | ||||||||||
- Definition Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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