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Bonds Payable (Tables)

12 Months Ended

Dec. 31, 2021

Text block [abstract]

Summary of Bonds Payable


		December 31
		2020				2021
		NT$				NT$				US$ (Note 4)

Unsecured domestic bonds
Interest due annually with annual interest rate at 1.30% and fully redeemed in January 2021		$	7,000,000			$	—			$	—
Repayable at maturity in January 2023 and interest due annually with annual interest rate at 1.50%			2,000,000				2,000,000				72,098
Repayable at maturity in January 2022 and interest due annually with annual interest rate at 1.25%			3,700,000				3,700,000				133,381
Repayable at maturity in January 2024 and interest due annually with annual interest rate at 1.45%			4,300,000				4,300,000				155,011
Repayable at maturity in April 2024 and interest due annually with annual interest rate at 0.90%			6,500,000				6,500,000				234,319
Repayable at maturity in April 2026 and interest due annually with annual interest rate at 1.03%			3,500,000				3,500,000				126,172
Repayable at maturity in April 2025 and interest due annually with annual interest rate at 0.90%			10,000,000				10,000,000				360,490
Repayable at maturity in August 2023 and interest due annually with annual interest rate at 0.72%			3,000,000				3,000,000				108,147
Repayable at maturity in August 2025 and interest due annually with annual interest rate at 0.85%			5,000,000				5,000,000				180,245
Repayable at maturity in August 2027 and interest due annually with annual interest rate at 0.95%			2,000,000				2,000,000				72,098
Unsecured overseas bonds
US$200,000 thousand (linked to New Taiwan dollar), repayable at maturity in October 2022 and interest due quarterly with annual interest rate at 2.15%			6,204,800				6,204,800				223,677
US$100,000 thousand (linked to New Taiwan dollar), repayable at maturity in October 2024 and interest due quarterly with annual interest rate at 2.50%			3,102,400				3,102,400				111,839
Unsecured overseas convertible bonds
RMB779,801 thousand, repayable at maturity in March 2027 and interest due annually with annual interest rate at 0.10%, 0.20%, 0.60%, 1.30%, 1.80% and 2.00% for the first, second, third, fourth, fifth and sixth year, respectively			—				3,385,381				122,040

			56,307,200				52,692,581				1,899,517
Less: discounts on bonds payable			53,646				425,244				15,330

			56,253,554				52,267,337				1,884,187
Less: current portion of bonds payable			6,999,951				9,902,710				356,983


		$	49,253,603			$	42,364,627			$	1,527,204