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Summary of Significant Accounting Policies - Schedule of Cash and Cash Equivalents are Deposited in Financial Institutions (Detail) - USD ($)	Dec. 31, 2022	Dec. 31, 2021
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	$ 407,256,837	$ 351,485,602
Mainland PRC
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	23,652,778	15,208,156
Mainland PRC | RMB [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	13,639,079	7,134,552
Mainland PRC | USD [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	10,013,699	8,073,604
HK
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	105,648,830	80,904,898
HK | RMB [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	8,896
HK | USD [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	105,481,683	80,904,898
HK | HKD [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	158,251
AE
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	243,896,370	187,907,751
AE | USD [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	237,038,304	164,143,913
AE | United Arab Emirates Dirham [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	6,858,066	23,763,838
US
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	465,475	10,176,282
US | USD [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	465,475	10,176,282
SG
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	13,593,384	57,288,515
SG | USD [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	13,359,499	$ 57,288,515
SG | SGD [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	233,885
GB
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	20,000,000
GB | USD [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	$ 20,000,000

X

- Definition

Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3044-108585

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 1
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(1))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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+ References

No definition available.

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