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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Assets and liabilities of discontinued operations (Details) - USD ($) | May 27, 2025 | Dec. 31, 2024
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Current assets |  |
Total current assets of discontinued operations |  | $ 230,113,402
Non-current assets |  |
Total non-current assets of discontinued operations |  | 56,357,205
Current liabilities: |  |
Total current liabilities of discontinued operations |  | 20,517,367
Non-current liabilities: |  |
Total non-current liabilities of discontinued operations |  | 6,546,889
PRC Business | Discontinued operations disposed of by sale |  |
Current assets |  |
Cash and cash equivalents |  | 86,247,191
Restricted cash - current - others |  | 1,481,477
Short-term investments |  | 128,618,388
Accounts receivable, net |  | 1,497,641
Finance lease receivables |  | 2,833,899
Financing receivables |  | 778,855
Short-term contract asset, net |  | 4,619,614
Prepayments and other current assets, net |  | 4,036,337
Total current assets of discontinued operations | $ 375,714,681 | 230,113,402
Non-current assets |  |
Restricted cash - non-current |  | 39,377,146
Property and equipment, net |  | 843,464
Intangible assets |  | 6,497,283
Long-term contract asset |  | 2,404,483
Finance lease receivables |  | 1,275,359
Operating lease right-of-use assets |  | 5,403,686
Other non-current assets |  | 555,784
Total non-current assets of discontinued operations | 73,787,748 | 56,357,205
Total assets of discontinued operations | 449,502,429 | 286,470,607
Current liabilities: |  |
Short-term lease liabilities |  | 903,762
Accrued expenses and other current liabilities |  | 13,723,267
Deferred guarantee income |  | 1,614,910
Contingent risk assurance liabilities |  | 4,273,071
Income tax payable |  | 2,357
Total current liabilities of discontinued operations | 12,919,408 | 20,517,367
Non-current liabilities: |  |
Deferred tax liability |  | 1,469,199
Long-term lease liabilities |  | 5,075,071
Other non-current liabilities |  | 2,619
Total non-current liabilities of discontinued operations | 6,261,781 | 6,546,889
Total liabilities of discontinued operations | $ 19,181,189 | $ 27,064,256

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