XML 139 R62.htm IDEA: XBRL DOCUMENT v3.20.1
Accounts and notes receivable (Tables)
12 Months Ended
Dec. 31, 2019
Text block [abstract]  
Summary of Accounts and notes receivable
 
  
December 31,

2018
 
  
December 31,
2019
 
 
  
NT$000
 
  
NT$000
 
Accounts receivable
  
 
4,747,834
 
  
 
4,454,255
 
Notes receivable
  
 
1,595
 
  
 
765
 
Less: Loss allowance
  
 
(2,141
  
 
(1,351
 
  
 
 
 
  
 
 
 
 
  
 
4,747,288
 
  
 
4,453,669
 
 
  
 
 
 
  
 
 
 
Aging of Accounts Receivable which are Past Due but not Impaired
 
  
December 31,

2018
 
  
December 31,
2019
 
 
  
NT$000
 
  
NT$000
 
Current
  
 
4,596,895
 
  
 
4,440,846
 
Within 1 month
  
 
18,807
 
  
 
13,733
 
1 – 2 months
  
 
131,787
 
  
 
441
 
2 – 3 months
  
 
1,436
 
  
 
—  
 
3 – 4 months
  
 
180
 
  
 
—  
 
Over 4 months
  
 
324
 
  
 
—  
 
 
  
 
 
 
  
 
 
 
 
  
 
4,749,429
 
  
 
4,455,020