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Concentrations of Risks - Vendor Concentration Risk (Details) - Supplier Concentration Risk [Member] | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Cost of Goods and Service Benchmark [Member] | Tangshan Huida Ceramic Group Co., Ltd [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Concentration risk (as a percent) | 57.00% | 55.20% | 54.60% | 53.40% |
Cost of Goods and Service Benchmark [Member] | Supplier, Second Largest [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Concentration risk (as a percent) | 11.90% | 10.20% |  | 13.30% |
Accounts Payable [Member] | Tangshan Huida Ceramic Group Co., Ltd [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Concentration risk (as a percent) |  |  | 81.10% |  | 71.40%

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