v3.20.4

Net loss per share attributable to common stockholders (Tables) | 12 Months Ended
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Dec. 31, 2020
Net loss per share attributable to common stockholders |
Schedule of computation of basic and diluted net loss per share attributable to common stockholders | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
​ |  | 2020 |  | 2019 |  | 2018
​ | ​ | (in thousands)
Numerator: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net loss attributable to common stockholders, basic and diluted | ​ | $ | (17,093) | ​ | $ | (10,296) | ​ | $ | (1,220)
Denominator: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted average common stock, basic and diluted | ​ | ​ | 44,440 | ​ | ​ | 43,977 | ​ | ​ | 42,066
Net loss per share attributable to common stockholders: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Basic and diluted | ​ | $ | (0.38) | ​ | $ | (0.23) | ​ | $ | (0.03)

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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