Property, Plant and Equipment

12 Months Ended

Dec. 31, 2022

15.	PROPERTY, PLANT AND EQUIPMENT


	December 31, 2020		December 31, 2021		December 31, 2022
	NT$		NT$		NT$
	(In Millions)		(In Millions)		(In Millions)
Assets used by the Company	$	1,554,585.9	$	1,975,114.0	$	2,693,815.7
Assets subject to operating leases		1,003.2		4.7		21.3


	$	1,555,589.1	$	1,975,118.7	$	2,693,837.0

Assets used by the Company


	Land and Land Improvements			Buildings			Machinery and Equipment			Office Equipment			Equipment under Installation and Construction in Progress			Total
	NT$			NT$			NT$			NT$			NT$			NT$
	(In Millions)			(In Millions)			(In Millions)			(In Millions)			(In Millions)			(In Millions)
Cost

Balance at January 1, 2020	$	3,991.8		$	438,075.0		$	2,886,623.0		$	54,611.4		$	528,295.1		$	3,911,596.3
Additions (deductions)		—			84,882.5			729,943.3			15,112.9			(304,218.0	)		525,720.7
Disposals or retirements		—			(41.5	)		(6,397.3	)		(734.1	)		—			(7,172.9	)
Transfers from assets subject to operating leases		—			23.1			—			—			—			23.1
Transfers to assets subject to operating leases		—			—			(1,199.0	)		—			—			(1,199.0	)
Effect of exchange rate changes		(49.2	)		(491.7	)		(1,964.3	)		(127.5	)		(111.7	)		(2,744.4	)


Balance at December 31, 2020	$	3,942.6		$	522,447.4		$	3,607,005.7		$	68,862.7		$	223,965.4		$	4,426,223.8


Accumulated depreciation and impairment

Balance at January 1, 2020	$	538.7		$	243,059.3		$	2,278,266.0		$	37,418.4		$	—		$	2,559,282.4
Additions		1.5			29,209.1			285,393.6			7,216.9			—			321,821.1
Disposals or retirements		—			(27.9	)		(6,012.9	)		(732.4	)		—			(6,773.2	)
Transfers from assets subject to operating leases		—			8.2			—			—			—			8.2
Transfers to assets subject to operating leases		—			—			(202.6	)		—			—			(202.6	)
Impairment		—			—			10.2			—			—			10.2
Effect of exchange rate changes		(34.1	)		(449.2	)		(1,924.3	)		(100.6	)		—			(2,508.2	)


Balance at December 31, 2020	$	506.1		$	271,799.5		$	2,555,530.0		$	43,802.3		$	—		$	2,871,637.9


Carrying amounts at December 31, 2020	$	3,436.5		$	250,647.9		$	1,051,475.7		$	25,060.4		$	223,965.4		$	1,554,585.9


	Land and Land Improvements			Buildings			Machinery and Equipment			Office Equipment			Equipment under Installation and Construction in Progress			Total
	NT$			NT$			NT$			NT$			NT$			NT$
	(In Millions)			(In Millions)			(In Millions)			(In Millions)			(In Millions)			(In Millions)
Cost

Balance at January 1, 2021	$	3,942.6		$	522,447.4		$	3,607,005.7		$	68,862.7		$	223,965.4		$	4,426,223.8
Additions		2,587.2			53,971.3			401,659.0			7,643.0			369,545.8			835,406.3
Disposals or retirements		—			(41.1	)		(26,192.2	)		(333.4	)		—			(26,566.7	)
Transfers from assets subject to operating leases		—			35.5			1,443.6			—			—			1,479.1
Transfers to assets subject to operating leases		—			—			(244.6	)		—			—			(244.6	)
Effect of exchange rate changes		(41.6	)		184.7			1,077.7			(18.1	)		(355.5	)		847.2


Balance at December 31, 2021	$	6,488.2		$	576,597.8		$	3,984,749.2		$	76,154.2		$	593,155.7		$	5,237,145.1


Accumulated depreciation and impairment

Balance at January 1, 2021	$	506.1		$	271,799.5		$	2,555,530.0		$	43,802.3		$	—		$	2,871,637.9
Additions		1.3			34,331.6			368,777.7			8,373.3			—			411,483.9
Disposals or retirements		—			(36.5	)		(22,230.1	)		(332.6	)		—			(22,599.2	)
Transfers from assets subject to operating leases		—			15.1			436.8			—			—			451.9
Transfers to assets subject to operating leases		—			—			(68.3	)		—			—			(68.3	)
Impairment		—			—			274.4			—			—			274.4
Effect of exchange rate changes		(7.6	)		55.6			818.9			(16.4	)		—			850.5


Balance at December 31, 2021	$	499.8		$	306,165.3		$	2,903,539.4		$	51,826.6		$	—		$	3,262,031.1


Carrying amounts at December 31, 2021	$	5,988.4		$	270,432.5		$	1,081,209.8		$	24,327.6		$	593,155.7		$	1,975,114.0


Cost

Balance at January 1, 2022	$	6,488.2		$	576,597.8		$	3,984,749.2		$	76,154.2		$	593,155.7		$	5,237,145.1
Additions		816.4			59,443.8			330,782.7			10,325.3			738,523.9			1,139,892.1
Disposals or retirements		—			(236.8	)		(25,846.4	)		(1,709.2	)		—			(27,792.4	)
Transfers to assets subject to operating leases		—			—			(65.8	)		—			—			(65.8	)
Effect of exchange rate changes		357.2			1,242.1			6,322.9			257.7			5,163.0			13,342.9


Balance at December 31, 2022	$	7,661.8		$	637,046.9		$	4,295,942.6		$	85,028.0		$	1,336,842.6		$	6,362,521.9


Accumulated depreciation and impairment

Balance at January 1, 2022	$	499.8		$	306,165.3		$	2,903,539.4		$	51,826.6		$	—		$	3,262,031.1
Additions		1.4			35,982.4			380,216.2			9,216.3			—			425,416.3
Disposals or retirements		—			(225.6	)		(24,706.7	)		(1,708.6	)		—			(26,640.9	)
Transfers to assets subject to operating leases		—			—			(40.3	)		—			—			(40.3	)
Impairment		—			—			—			—			790.7			790.7
Effect of exchange rate changes		54.9			1,016.3			5,872.3			205.8			—			7,149.3


Balance at December 31, 2022	$	556.1		$	342,938.4		$	3,264,880.9		$	59,540.1		$	790.7		$	3,668,706.2


Carrying amounts at December 31, 2022	$	7,105.7		$	294,108.5		$	1,031,061.7		$	25,487.9		$	1,336,051.9		$	2,693,815.7

The significant part of the Company’s buildings includes

mai

n plants, mechanical and electrical power equipment and clean rooms, and the related depreciation is calculated using the estimated useful lives of 20 years, 10 years and 10 years, respectively.

In the first quarter of 2021 and 2022, the Company recognized an impairment loss of NT$274.4 million and NT$790.7 million for certain machinery and equipment that were assessed to have no future use, and the recoverable amount of the aforementioned assets were nil. Such impairment loss was recognized in other operating income and expenses.

Information about capitalized interest is set out in Note 25.