Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2019

Summary of Fair Value of Financial Instruments

The carrying amounts and fair value of bonds payable as of December 31, 2018 and 2019, respectively, were as follows:

	Carrying Amount				Fair Value
	NT$		US$ (Note 4)		NT$		US$ (Note 4)

December 31, 2018	$	16,985,936			$	17,126,752
December 31, 2019		36,522,155	$	1,221,068		36,766,117	$	1,229,225

Summary of Financial Assets Measured at Level 3 Fair Value

Reconciliation of Level 3 fair value measurements of financial assets

For the year ended December 31, 2018

	Financial Assets at FVTPL			Financial Assets at FVTOCI						Total
Financial Assets	Equity Instruments			Equity Instruments			Debt Instruments
	NT$			NT$			NT$			NT$

Balance at January 1	$	—		$	908,549		$	1,080,000		$	1,988,549
Recognized in profit or loss		(2,313	)		—			—			(2,313	)
Recognized in other comprehensive income (included in unrealized losses on financial assets at FVTOCI)		—			(224,172	)		(63,076	)		(287,248	)
Purchases		477,436			105,000			—			582,436
Disposals		—			(208,978	)		—			(208,978	)

Balance at December 31	$	475,123		$	580,399		$	1,016,924		$	2,072,446

For the year ended December 31, 2019

	FVTPL						FVTOCI
Financial Assets	Equity Instruments						Equity Instruments						Debt Instruments						Total
	NT$			US$ (Note 4)			NT$			US$ (Note 4)			NT$			US$ (Note 4)			NT$			US$ (Note 4)

Balance at January 1	$	475,123		$	15,885		$	580,399		$	19,405		$	1,016,924		$	34,000		$	2,072,446		$	69,290
Recognized in profit or loss		3,431			115			—			—			—			—			3,431			115
Recognized in other comprehensive income
Included in unrealized losses on financial assets at FVTOCI		—			—			(216,121	)		(7,226	)		(2,052	)		(69	)		(218,173	)		(7,295	)
Effects of foreign currency exchange		(14,368	)		(480	)		(5,695	)		(190	)		—			—			(20,063	)		(670	)
Net increase in trade receivables		—			—			—			—			3,171,205			106,025			3,171,205			106,025
Trade receivables factoring		—			—			—			—			(1,141,515	)		(38,165	)		(1,141,515	)		(38,165	)
Purchases		541,528			18,105			409,985			13,707			—			—			951,513			31,812
Disposals		—			—			(12,665	)		(424	)		—			—			(12,665	)		(424	)

Balance at December 31	$	1,005,714		$	33,624		$	755,903		$	25,272		$	3,044,562		$	101,791		$	4,806,179		$	160,687

Summary of Categories of Financial Instruments

	December 31
	2018		2019
	NT$		NT$		US$ (Note 4)

Financial assets

FVTPL
Mandatorily at FVTPL	$	7,898,458	$	5,288,996		176,830
Measured at amortized cost (Note 1)		139,866,736		139,668,804		4,669,636
FVTOCI
Equity instruments		580,399		755,903		25,272
Debt instruments		1,016,924		1,014,872		33,931
Trade receivables, net		—		2,029,690		67,860

Financial liabilities

FVTPL
Held for trading		36,655		973,571		32,550
Financial liabilities for hedging		3,899,634		3,233,301		108,101
Measured at amortized cost (Note 2)		286,035,732		310,187,110		10,370,681

Note 1: The balances included financial assets measured at amortized cost which comprised cash and cash equivalents, trade and other receivables and other financial assets.

Note 2: The balances included financial liabilities measured at amortized cost which comprised short-term borrowings, trade and other payables, bonds payable and long-term borrowings.

Summary of Maturity Analysis for Non-derivative Financial Liabilities

December 31, 2018

	On Demand or Less than 1 Month		1 to 3 Months		3 Months to 1 Year		1 to 5 Years		More than 5 Years
	NT$		NT$		NT$		NT$		NT$

Non-derivative financial liabilities

Non-interest bearing	$	33,156,044	$	34,493,000	$	6,899,093	$	57,375	$	196,523
Floating interest rate liabilities		15,762,004		7,127,606		25,510,718		131,014,040		—
Fixed interest rate liabilities		7,677,097		4,811,536		242,461		13,621,814		4,367,546

	$	56,595,145	$	46,432,142	$	32,652,272	$	144,693,229	$	4,564,069

December 31, 2019

	On Demand or Less than 1 Month		1 to 3 Months		3 Months to 1 Year		1 to 5 Years		More than 5 Years
	NT$		NT$		NT$		NT$		NT$

Non-derivative financial liabilities

Non-interest bearing	$	35,283,757	$	38,803,904	$	7,989,256	$	33,797	$	184,338
Obligation under leases		75,388		115,297		532,747		1,536,600		4,412,859
Floating interest rate liabilities		10,740,844		6,708,303		18,868,999		133,341,087		7,190,891
Fixed interest rate liabilities		6,819,585		3,712,979		2,281,375		34,405,594		3,689,219

	$	52,919,574	$	49,340,483	$	29,672,377	$	169,317,078	$	15,477,307

	On Demand or Less than 1 Month		1 to 3 Months		3 Months to 1 Year		1 to 5 Years		More than 5 Years
	US$ (Note 4)		US$ (Note 4)		US$ (Note 4)		US$ (Note 4)		US$ (Note 4)
Non-derivative financial liabilities

Non-interest bearing	$	1,179,664	$	1,297,356	$	267,110	$	1,130	$	6,163
Obligation under leases		2,520		3,855		17,812		51,374		147,538
Floating interest rate liabilities		359,105		224,283		630,859		4,458,077		240,418
Fixed interest rate liabilities		228,004		124,138		76,275		1,150,304		123,344

	$	1,769,293	$	1,649,632	$	992,056	$	5,660,885	$	517,463

Summary of Maturity Analysis for Derivative Financial Instruments

	On Demand or Less than 1 Month			1 to 3 Months			3 Months to 1 Year
	NT$			NT$			NT$

December 31, 2018

Net settled
Forward exchange contracts	$	2,040		$	1,620		$	—

Gross settled
Forward exchange contracts
Inflows	$	2,580,194		$	466,489		$	—
Outflows		(2,556,607	)		(460,725	)		—
		23,587			5,764			—

Swap contracts
Inflows		14,136,620			9,214,500			38,160,316
Outflows		(13,946,583	)		(8,650,320	)		(36,596,419	)
		190,037			564,180			1,563,897

	$	213,624		$	569,944		$	1,563,897

	On Demand or Less than 1 Month			1 to 3 Months			3 Months to 1 Year
	NT$			NT$			NT$

December 31, 2019

Net settled
Forward exchange contracts	$	(74,864	)	$	(13,246	)	$	—

Gross settled
Forward exchange contracts
Inflows	$	9,296,123		$	4,420,233		$	230,354
Outflows		(9,248,333	)		(4,392,070	)		(227,848	)
		47,790			28,163			2,506

Swap contracts
Inflows		10,187,215			15,025,154			34,327,100
Outflows		(10,163,964	)		(15,032,603	)		(34,773,848	)
		23,251			(7,449	)		(446,748	)

	$	71,041		$	20,714		$	(444,242	)

	On Demand or Less than 1 Month			1 to 3 Months			3 Months to 1 Year
	US$ (Note 4)			US$ (Note 4)			US$ (Note 4)

December 31, 2019

Net settled
Forward exchange contracts	$	(2,503	)	$	(443	)	$	—


Gross settled
Forward exchange contracts
Inflows		310,803			147,784			7,701
Outflows		(309,205	)		(146,843	)		(7,618	)
		1,598			941			83

Swap contracts
Inflows		340,595			502,345			1,147,680
Outflows		(339,818	)		(502,594	)		(1,162,616	)
		777			(249	)		(14,936	)

	$	2,375		$	692		$	(14,853	)

Summary of Disclosure of Detailed Information about Maturity Analysis of Obligation under Leases

Further information for maturity analysis of obligation under leases was as follows:

	Less than 1 Year		1 to 5 Years		5 to 10 Years		10 to 15 Years		15 to 20 Years		More than 20 Years
	NT$		NT$		NT$		NT$		NT$		NT$

Obligation under leases	$	723,432	$	1,536,600	$	1,454,128	$	856,825	$	712,696	$	1,389,210

	Less than 1 Year		1 to 5 Years		5 to 10 Years		10 to 15 Years		15 to 20 Years		More than 20 Years
	US$ (Note 4)		US$ (Note 4)		US$ (Note 4)		US$ (Note 4)		US$ (Note 4)		US$ (Note 4)

Obligation under leases	$	24,187	$	51,374	$	48,617	$	28,647	$	23,828	$	46,446

Interest rate risk [member]

Statement [LineItems]

Summary of Interest Rate Risk

The carrying amounts of the Group’s financial assets and financial liabilities with exposure to interest rates at each balance sheet date were as follows:

	December 31
	2018		2019
	NT$		NT$		US$ (Note 4)
Fair value interest rate risk
Financial liabilities	$	17,485,561	$	41,952,056	$	1,402,610

Cash flow interest rate risk
Financial assets		32,942,747		46,467,663		1,553,583
Financial liabilities		172,737,393		169,709,237		5,673,997

Measured at fair value on a recurring basis [member]

Statement [LineItems]

Summary of Fair Value of Financial Instruments

Fair value hierarchy

	Level 1		Level 2		Level 3		Total
	NT$		NT$		NT$		NT$

December 31, 2018

Financial assets at FVTPL
Derivative financial assets
Swap contracts	$	—	$	1,557,714	$	—	$	1,557,714
Forward exchange contracts		—		32,070		—		32,070
Non-derivative financial assets
Quoted ordinary shares		5,151,255		—		—		5,151,255
Open-end mutual funds		581,800		—		—		581,800
Unquoted preferred shares		—		—		275,000		275,000
Private-placement funds		—		—		200,123		200,123
Hybrid financial assets
Private-placement convertible bonds		—		100,496		—		100,496

	$	5,733,055	$	1,690,280	$	475,123	$	7,898,458

Financial assets at FVTOCI
Investments in equity instruments
Unquoted ordinary shares	$	—	$	—	$	540,730	$	540,730
Limited partnership		—		—		39,669		39,669
Investments in debt instruments
Unsecured subordinate corporate bonds		—		—		1,016,924		1,016,924

	$	—	$	—	$	1,597,323	$	1,597,323
Financial liabilities at FVTPL
Derivative financial liabilities
Swap contracts	$	—	$	29,058	$	—	$	29,058
Forward exchange contracts		—		7,597		—		7,597

	$	—	$	36,655	$	—	$	36,655

	Level 1				Level 2				Level 3				Total
	NT$		US$ (Note 4)		NT$		US$ (Note 4)		NT$		US$ (Note 4)		NT$		US$ (Note 4)

December 31, 2019

Financial assets at FVTPL
Derivative financial assets
Forward exchange contracts	$	—	$	—	$	104,308	$	3,487	$	—	$	—	$	104,308	$	3,487
Swap contracts		—		—		56,561		1,891		—		—		56,561		1,891
Call option		—		—		—		—		24,556		821		24,556		821
Non-derivative financial assets
Quoted ordinary shares		3,460,123		115,685		—		—		—		—		3,460,123		115,685
Open-end mutual funds		662,290		22,143		—		—		—		—		662,290		22,143
Private-placement funds		—		—		—		—		603,718		20,184		603,718		20,184
Unquoted preferred shares		—		—		—		—		377,440		12,619		377,440		12,619

	$	4,122,413	$	137,828	$	160,869	$	5,378	$	1,005,714	$	33,624	$	5,288,996	$	176,830

Financial assets at FVTOCI
Investments in equity instruments
Unquoted ordinary shares	$	—	$	—	$	—	$	—	$	565,028	$	18,891	$	565,028	$	18,891
Unquoted preferred shares		—		—		—		—		158,718		5,306		158,718		5,306
Limited partnership		—		—		—		—		32,157		1,075		32,157		1,075
Investments in debt instruments
Unsecured subordinate corporate bonds		—		—		—		—		1,014,872		33,931		1,014,872		33,931
Trade receivables, net		—		—		—		—		2,029,690		67,860		2,029,690		67,860

	$	—	$	—	$	—	$	—	$	3,800,465	$	127,06	$	3,800,465	$	127,06

Financial liabilities at FVTPL
Derivative financial liabilities
Swap contracts	$	—	$	—	$	862,581	$	28,839	$	—	$	—	$	862,581	$	28,839
Forward exchange contracts		—		—		110,990		3,711		—		—		110,990		3,711

	$	—	$	—	$	973,571	$	32,550	$	—	$	—	$	973,571	$	32,550