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Accounts Receivable and Other - Summary of Accounts Receivable (Detail) - USD ($) | Mar. 31, 2021 | Dec. 31, 2020
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Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total accounts receivable, net | $ 220,991 | $ 160,257
Related Party [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, gross | 220,956 | 160,220
Other [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, gross | $ 35 | $ 37

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