XML 41 R31.htm IDEA: XBRL DOCUMENT
v3.21.2

Basis of Presentation and Summary of Significant Accounting Policies - Net Loss per Share (Details) - shares shares in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Options |  |  |  |
Impairment Effects on Earnings Per Share [Line Items] |  |  |  |
Securities excluded from net loss per share calculation (less than for options in the three months ended June 30, 2020) (in shares) | 41 | 117 | 60 | 57
Warrants |  |  |  |
Impairment Effects on Earnings Per Share [Line Items] |  |  |  |
Securities excluded from net loss per share calculation (less than for options in the three months ended June 30, 2020) (in shares) | 11 | 321 | 56 | 152
Restricted share units |  |  |  |
Impairment Effects on Earnings Per Share [Line Items] |  |  |  |
Securities excluded from net loss per share calculation (less than for options in the three months ended June 30, 2020) (in shares) |  | 13 |  | 7
Convertible securities |  |  |  |
Impairment Effects on Earnings Per Share [Line Items] |  |  |  |
Securities excluded from net loss per share calculation (less than for options in the three months ended June 30, 2020) (in shares) | 175 | 519 | 289 | 531

X
- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
Name: | us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ImpairmentEffectsOnEarningsPerShareLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_StockOptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_WarrantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockUnitsRSUMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_ConvertiblePreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |