Consolidated Statements of Convertible Preferred Stock and Stockholders' Equity - USD ($) |
Total |
Private Placement |
Convertible Preferred Stock |
Convertible Preferred Stock
Private Placement
|
Common Stock |
Common Stock
Private Placement
|
Additional Paid-In Capital |
Additional Paid-In Capital
Private Placement
|
Accumulated Other Comprehensive Income (Loss) |
Accumulated Other Comprehensive Income (Loss)
Private Placement
|
Accumulated Deficit |
Accumulated Deficit
Private Placement
|
---|---|---|---|---|---|---|---|---|---|---|---|---|
Balances, value at Dec. 31, 2017 | $ 77,289,000 | $ 0 | $ 27,000 | $ 141,733,000 | $ 0 | $ (64,471,000) | ||||||
Balances, shares at Dec. 31, 2017 | 0 | 26,898,330 | ||||||||||
Issuance of common stock pursuant to stock plans | 283,000 | $ 0 | $ 1,000 | 282,000 | 0 | 0 | ||||||
Issuance of common stock pursuant to stock plans, shares | 407,682 | |||||||||||
Issuance of warrant to purchase common stock in relation to term loan facility | 1,522,000 | 0 | $ 0 | 1,522,000 | 0 | 0 | ||||||
Issuance of common stock, net of issuance costs | 48,053,000 | 0 | $ 9,000 | 48,044,000 | 0 | 0 | ||||||
Issuance of common stock, net of issuance costs, shares | 9,430,000 | |||||||||||
Stock-based compensation | 3,992,000 | 0 | $ 0 | 3,992,000 | 0 | 0 | ||||||
Cumulative-effect adjustment upon adoption of new accounting standards | 54,000 | 0 | 0 | 0 | 0 | 54,000 | ||||||
Net loss | (30,287,000) | 0 | 0 | 0 | 0 | (30,287,000) | ||||||
Balances, value at Dec. 31, 2018 | 100,906,000 | $ 0 | $ 37,000 | 195,573,000 | 0 | (94,704,000) | ||||||
Balances, shares at Dec. 31, 2018 | 0 | 36,736,012 | ||||||||||
Issuance of common stock pursuant to stock plans | 1,748,000 | $ 0 | $ 0 | 1,748,000 | 0 | 0 | ||||||
Issuance of common stock pursuant to stock plans, shares | 286,479 | |||||||||||
Issuance of common stock, net of issuance costs | 53,449,000 | $ 10,469,000 | $ 0 | $ 0 | $ 7,000 | $ 2,000 | 53,442,000 | $ 10,467,000 | 0 | $ 0 | 0 | $ 0 |
Issuance of common stock, net of issuance costs, shares | 250 | 6,900,000 | 1,666,666 | |||||||||
Stock-based compensation | 5,859,000 | $ 0 | $ 0 | 5,859,000 | 0 | 0 | ||||||
Other comprehensive income | 18,000 | 0 | 0 | 0 | 18,000 | 0 | ||||||
Net loss | (69,421,000) | 0 | 0 | 0 | 0 | (69,421,000) | ||||||
Balances, value at Dec. 31, 2019 | $ 103,028,000 | $ 0 | $ 46,000 | $ 267,089,000 | $ 18,000 | $ (164,125,000) | ||||||
Balances, shares at Dec. 31, 2019 | 250 | 45,589,157 |
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
|
X | ||||||||||
- Definition Amount of increase in additional paid in capital (APIC) resulting from the issuance of warrants. Includes allocation of proceeds of debt securities issued with detachable stock purchase warrants. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition Amount of the cumulative effect on retained earnings net of related income tax effect. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
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
|
X | ||||||||||
- Definition Amount after tax and reclassification adjustments of other comprehensive income (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Number of shares issued which are neither cancelled nor held in the treasury. No definition available.
|
X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
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
|
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
|
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://fasb.org/us-gaap/role/ref/legacyRef
|