XML 70 R52.htm IDEA: XBRL DOCUMENT
v3.22.1

Inventories (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Text block [abstract] |
Summary of Inventories |
|  | December 31 |
|  | 2020 (Retrospectively Adjusted) |  |  | 2021 |
|  | NT$ |  |  | NT$ |  |  | US$ (Note 4) |
Finished goods |  | $ | 8,822,632 |  |  | $ | 8,454,783 |  |  | $ | 304,787 |
Work in process |  |  | 6,856,405 |  |  |  | 7,950,743 |  |  |  | 286,617 |
Raw materials |  |  | 29,428,008 |  |  |  | 46,978,647 |  |  |  | 1,693,534 |
Supplies |  |  | 2,691,779 |  |  |  | 3,339,042 |  |  |  | 120,369 |
Raw materials and supplies in transit |  |  | 791,610 |  |  |  | 1,109,766 |  |  |  | 40,006 |
|  | $ | 48,590,434 |  |  | $ | 67,832,981 |  |  | $ | 2,445,313 |

X
- Definition The disclosure of detailed information about inventories. + References No definition available. + Details
Name: | asx_DisclosureOfDetailedInformationAboutInventoriesExplanatory
Namespace Prefix: | asx_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Text block [abstract] + References No definition available. + Details
Name: | asx_TextBlockAbstract
Namespace Prefix: | asx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration