Basis of Presentation and Significant Accounting Policies - Additional Information (Detail) |
3 Months Ended | 12 Months Ended | ||||||
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Aug. 24, 2020
$ / shares
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Aug. 20, 2020
$ / shares
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Mar. 31, 2021
$ / shares
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Mar. 31, 2020 |
Dec. 31, 2020
$ / shares
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Dec. 31, 2019
$ / shares
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Dec. 28, 2020
$ / shares
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Jun. 30, 2020
$ / shares
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Summary Of Significant Accounting Policies [Line Items] | ||||||||
Reverse stock split ratio | 0.8741000000 | 1.14396 | ||||||
Common stock, par value | $ 0.001 | $ 0.001 | $ 0.001 | $ 0.001 | $ 0.001 | $ 10.00 | $ 5.50 | |
Customer Concentration Risk | Sales Revenue | ||||||||
Summary Of Significant Accounting Policies [Line Items] | ||||||||
Concentration risk, percentage | 90.00% | 90.00% | 90.00% | 90.00% | ||||
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Summary Of Significant Accounting Policies [Line Items] | ||||||||
Share based compensation, vesting period | 1 year | |||||||
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Summary Of Significant Accounting Policies [Line Items] | ||||||||
Share based compensation, vesting period | 2 years |
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- Definition Summary Of Significant Accounting Policies [Line Items] No definition available.
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- Definition Face amount or stated value per share of common stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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