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Finance Costs (Tables) | 12 Months Ended
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Dec. 31, 2022
Text Block [Abstract] |
Summary of Finance Costs |
|  | Years Ended December 31 |
|  | 2020 |  |  | 2021 |  |  | 2022 |
|  | NT$ |  |  | NT$ |  |  | NT$ |
|  | (In Millions) |  |  | (In Millions) |  |  | (In Millions) |
Interest expense |  |  |  |  |  |  |  |  |  |  |  |
Corporate bonds |  | $ | 1,337.3 |  |  | $ | 5,203.0 |  |  | $ | 14,116.1 |
Lease liabilities |  |  | 227.8 |  |  |  | 193.3 |  |  |  | 267.1 |
Bank loans |  |  | 500.9 |  |  |  | 17.6 |  |  |  | 32.0 |
Others |  |  | 15.5 |  |  |  | 0.3 |  |  |  | 1.7 |
Less: Capitalized interest under property, plant and equipment |  |  | — |  |  |  | — |  |  |  | (2,666.9 | )
|  | $ | 2,081.5 |  |  | $ | 5,414.2 |  |  | $ | 11,750.0 |
Information about capitalized interest is as follows:
|  | Years Ended December 31, 2022
Capitalization rate |  | 0.56%-3.36%

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