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Other Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2024
Text block [abstract]  
Summary of Carrying Amounts of Each Class of Other Intangible Assets
The carrying amounts of each class of other intangible assets were as follows:
 
   
December 31
 
   
2023
   
2024
 
   
  NT$   
   
  NT$  
   
 US$ (Note 4) 
 
Customer relationships
 
$
5,949,623
  
 
$
4,904,110
  
 
$
149,561
  
Computer software
 
 
1,878,509
 
 
 
2,612,829
 
 
 
79,684
 
Patents and acquired specific technology
 
 
9,948,539
 
 
 
8,069,574
 
 
 
246,098
 
Others
 
 
43,462
 
 
 
105,837
 
 
 
3,228
 
 
 
 
   
 
 
   
 
 
 
 
$
 17,820,133
 
 
$
 15,692,350
 
 
$
 478,571
 
 
 
 
   
 
 
   
 
 
 
 
For the year ended December 31, 2022
 
   
$
                      
   
$
                      
   
$
                      
   
$
                      
   
$
                      
 
 
  
Customer
Relationships
 
  
Computer
Software
 
 
Patents and

Acquired

Specific

Technology
 
  
  Others  
 
 
Total
 
 
  
NT$
 
  
NT$
 
 
NT$
 
  
NT$
 
 
NT$
 
           
Cost
 
  
     
  
     
 
     
  
     
 
     
           
Balance at January 1, 2022
  
$
11,704,605
 
  
$
7,051,694
 
 
$
21,315,241
 
  
$
133,526
 
 
$
40,205,066
 
Additions
  
 
-
 
  
 
459,954
 
 
 
500
 
  
 
31,414
 
 
 
491,868
 
Disposals or derecognition
  
 
-
 
  
 
(37,442
 
 
-
 
  
 
(12,871
 
 
(50,313
Effect of foreign currency exchange differences
  
 
31,576
 
  
 
141,903
 
 
 
1,611
 
  
 
4,257
 
 
 
179,347
 
 
  
 
 
 
  
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
           
Balance at December 31, 2022
  
$
  11,736,181
 
  
$
    7,616,109
 
 
$
  21,317,352
 
  
$
 156,326
 
 
$
40,825,968
 
 
  
 
 
 
  
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
           
Accumulated amortization and impairment
 
  
     
  
     
 
     
  
     
 
     
           
Balance at January 1, 2022
  
$
3,713,649
 
  
$
4,271,971
 
 
$
7,584,837
 
  
$
70,902
 
 
$
15,641,359
 
Amortization expense
  
 
1,043,852
 
  
 
957,708
 
 
 
1,901,835
 
  
 
27,684
 
 
 
3,931,079
 
Impairment losses recognized
  
 
-
 
  
 
715
 
 
 
-
 
  
 
-
 
 
 
715
 
Disposals or derecognition
  
 
-
 
  
 
(31,456
 
 
-
 
  
 
(8,553
 
 
(40,009
Effect of foreign currency exchange differences
  
 
4,315
 
  
 
106,356
 
 
 
1,513
 
  
 
2,932
 
 
 
115,116
 
 
  
 
 
 
  
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
           
Balance at December 31, 2022
  
$
4,761,816
 
  
$
5,305,294
 
 
$
9,488,185
 
  
$
92,965
 
 
$
19,648,260
 
 
  
 
 
 
  
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
   
$
                      
   
$
                      
   
$
                      
   
$
                      
   
$
                      
 
For the year ended December 31, 2023
 
           
 
  
Customer
Relationships
 
  
Computer
Software
 
 
P
at
ents and

Acquired

Specific

Technology
 
 
  Others  
 
 
Total
 
 
  
NT$
 
  
NT$
 
 
NT$
 
 
NT$
 
 
NT$
 
           
Cost
 
  
     
  
     
 
     
 
     
 
     
           
Balance at January 1, 2023
  
$
11,736,181
 
  
$
7,616,109
 
 
$
21,317,352
 
 
$
156,326
 
 
$
40,825,968
 
Additions
  
 
-
 
  
 
537,261
 
 
 
1,350
 
 
 
(10,825
 
 
527,786
 
Disposals or derecognition
  
 
-
 
  
 
(905,947
 
 
-
 
 
 
(30,973
 
 
(936,920
Effect of foreign currency exchange differences
  
 
26,380
 
  
 
12,970
 
 
 
(807
 
 
2,169
 
 
 
40,712
 
 
  
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
           
Balance at December 31, 2023
  
$
  11,762,561
 
  
$
    7,260,393
 
 
$
  21,317,895
 
 
$
116,697
 
 
$
40,457,546
 
 
  
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
           
Accumulated amortization and impairment
 
  
     
  
     
 
     
 
     
 
     
           
Balance at January 1, 2023
  
$
4,761,816
 
  
$
5,305,294
 
 
$
9,488,185
 
 
$
92,965
 
 
$
19,648,260
 
Amortization expense
  
 
1,047,282
 
  
 
970,413
 
 
 
1,881,980
 
 
 
6,808
 
 
 
3,906,483
 
 
$
                      
$
                      
$
                      
$
                      
$
                      
    
Customer
Relationships
    
Computer
Software
   
Patents and
Acquired
Specific
Technology
   
Others
   
Total
 
    
NT$
    
NT$
   
NT$
   
NT$
   
NT$
 
Disposals or derecognition
  
$
-
 
  
$
(894,767
 
$
-
 
 
$
(28,800
 
$
(923,567
Effect of foreign currency exchange
 
differences
  
 
3,840
 
  
 
944
 
 
 
(809
 
 
2,262
 
 
 
6,237
 
  
 
 
    
 
 
   
 
 
   
 
 
   
 
 
 
Balance at December 31, 2023
  
$
 5,812,938
 
  
$
5,381,884
 
 
$
11,369,356
 
 
$
 73,235
 
 
$
22,637,413
 
  
 
 
    
 
 
   
 
 
   
 
 
   
 
 
 
        
 
 
 
For the year ended December 31, 2024
 
   
                                                                                                                            
    
Customer
Relationships
   
Computer
Software
   
Patents and
Acquired
Specific
Technology
   
Others
   
Total
 
    
NT$
   
NT$
   
NT$
   
NT$
   
NT$
 
Cost
          
Balance at January 1, 2024
  
$
11,762,561
 
 
$
7,260,393
 
 
$
21,317,895
 
 
$
116,697
 
 
$
40,457,546
 
Additions
  
 
-
 
 
 
1,597,759
 
 
 
-
 
 
 
72,493
 
 
 
1,670,252
 
Disposals or derecognition
  
 
-
 
 
 
(325,476
 
 
(8,846
 
 
(1,339
 
 
(335,661
Acquisitions through business combinations (Note 29)
  
 
-
 
 
 
39,828
 
 
 
-
 
 
 
-
 
 
 
39,828
 
Effect of foreign currency exchange differences
  
 
2,951
 
 
 
121,122
 
 
 
2,451
 
 
 
(2,853
 
 
123,671
 
  
 
 
   
 
 
   
 
 
   
 
 
   
 
 
 
Balance at December 31, 2024
  
$
11,765,512
 
 
$
8,693,626
 
 
$
21,311,500
 
 
$
184,998
 
 
$
41,955,636
 
  
 
 
   
 
 
   
 
 
   
 
 
   
 
 
 
Accumulated amortization and impairment
          
 
Balance at January 1, 2024
  
$
5,812,938
 
 
$
5,381,884
 
 
$
11,369,356
 
 
$
73,235
 
 
$
22,637,413
 
Amortization expense
  
 
1,048,694
 
 
 
886,727
 
 
 
1,878,965
 
 
 
5,628
 
 
 
3,820,014
 
Disposals or derecognition
  
 
-
 
 
 
(319,368
 
 
(8,846
 
 
-
 
 
 
(328,214
Acquisitions through business combinations (Note 29)
  
 
-
 
 
 
38,515
 
 
 
-
 
 
 
-
 
 
 
38,515
 
Effect of foreign currency exchange differences
  
 
(230
 
 
93,039
 
 
 
2,451
 
 
 
298
 
 
 
95,558
 
  
 
 
   
 
 
   
 
 
   
 
 
   
 
 
 
Balance at December 31, 2024
  
$
6,861,402
 
 
$
6,080,797
 
 
$
13,241,926
 
 
$
79,161
 
 
$
26,263,286
 
  
 
 
   
 
 
   
 
 
   
 
 
   
 
 
 

$
                      
$
                      
$
                      
$
                      
$
                      
    
Customer
Relationships
   
Computer
Software
   
Patents and
Acquired
Specific
Technology
   
Others
   
Total
 
    
US$ (Note 4)
   
US$ (Note 4)
   
US$ (Note 4)
   
US$ (Note 4)
   
US$ (Note 4)
 
Cost
          
Balance at January 1, 2024
  
$
358,724
 
 
$
221,421
 
 
$
650,134
 
 
$
3,559
 
 
$
1,233,838
 
Additions
  
 
-
 
 
 
48,727
 
 
 
-
 
 
 
2,211
 
 
 
50,938
 
Disposals or derecognition
  
 
-
 
 
 
(9,926
 
 
(270
 
 
(41
 
 
(10,237
Acquisitions through business combinations (Note 29)
  
 
-
 
 
 
1,215
 
 
 
-
 
 
 
-
 
 
 
1,215
 
Effect of foreign currency exchange differences
  
 
90
 
 
 
3,694
 
 
 
75
 
 
 
(87
 
 
3,772
 
  
 
 
   
 
 
   
 
 
   
 
 
   
 
 
 
Balance at December 31, 2024
  
$
358,814
 
 
$
265,131
 
 
$
649,939
 
 
$
5,642
 
 
$
1,279,526
 
  
 
 
   
 
 
   
 
 
   
 
 
   
 
 
 
Accumulated amortization and impairment
          
 
Balance at January 1, 2024
  
$
177,278
 
 
$
164,132
 
 
$
346,733
 
 
$
2,233
 
 
$
690,376
 
Amortization expense
  
 
31,982
 
 
 
27,042
 
 
 
57,303
 
 
 
172
 
 
 
116,499
 
Disposals or derecognition
  
 
-
 
 
 
(9,739
 
 
(270
 
 
-
 
 
 
(10,009
Acquisitions through business combinations (Note 29)
  
 
-
 
 
 
1,175
 
 
 
-
 
 
 
-
 
 
 
1,175
 
Effect of foreign currency exchange differences
  
 
(7
 
 
2,837
 
 
 
75
 
 
 
9
 
 
 
2,914
 
  
 
 
   
 
 
   
 
 
   
 
 
   
 
 
 
Balance at December 31, 2024
  
$
209,253
 
 
$
185,447
 
 
$
403,841
 
 
$
2,414
 
 
$
800,955
 
  
 
 
   
 
 
   
 
 
   
 
 
   
 
 
 
Summary of Other Intangible Assets Useful Lives
Each class of other intangible assets was amortized on the straight-line basis over the following useful lives:
 
Customer relationships      11-16 years  
Computer software      2-10 years  
Patents and acquired specific technology      5-17 years  
Others      5-10 years