Stock Based Compensation -Summary of Stock-based Compensation Costs Recognized (Detail) - USD ($) |
12 Months Ended | |
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Dec. 31, 2020 |
Dec. 31, 2019 |
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Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] | ||
Total | $ 7,897,970 | $ 10,646,580 |
Restricted Stock Units (RSUs) [Member] | ||
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] | ||
Allocated share-based compensation expense | 7,656,857 | 10,190,211 |
Performance Share Units [Member] | ||
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] | ||
Allocated share-based compensation expense | (88,348) | 88,348 |
Employee Stock Purchase Plan [Member] | ||
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] | ||
Allocated share-based compensation expense | $ 329,461 | $ 368,021 |
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- 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. No definition available.
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- Definition Amount of noncash expense for share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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