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Schedule I - Valuation and Qualifying Accounts (Detail) - USD ($) | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Allowance for Doubtful Accounts (Deducted from Accounts Receivable) [Member] |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |
Balance at Beginning of Period | $ 5,033,035 | $ 2,145,599
Charged to Costs and Expenses | (1,248,394) | 5,206,423
Deductions | 2,064,164 | 2,318,987
Balance at End of Period | 1,720,477 | 5,033,035
Valuation Allowance for Deferred Tax Assets [Member] |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |
Balance at Beginning of Period | 308,140 | 311,214
Deductions | 3,097 | 3,074
Balance at End of Period | $ 305,043 | $ 308,140

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- Definition Amount of valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column B)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column E)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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- Definition Amount of decrease in valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column D)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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