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v3.20.4

Summary of Significant Accounting Policies - Property, Plant and Equipment (Details) | 12 Months Ended
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Dec. 31, 2020
Accounting Policies [Abstract] |
Composite depreciation rate, low | 0.08%
Composite depreciation rate, high | 33.30%

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- Definition Composite depreciation rate, low + References No definition available. + Details
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