XML 56 R40.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Related Party Transactions | 12 Months Ended
--- | ---
Dec. 31, 2017
Text block1 [abstract] |
Related Party Transactions | 35. RELATED PARTY TRANSACTIONS Balances and transactions within the Group had been eliminated upon consolidation. Details of transactions between the Group and other related parties were disclosed as follows:
| a. | Related parties
In addition to those disclosed in Note 13 and NXP B.V. as a related party of the Group’s subsidiary, ASEN, over which NXP B.V. has significant influence, other related parties were as follows:
Related Parties |  | Relationship with the Corporation
ASE Cultural and Educational Foundation |  | Substantial related party
Fu Hwa Construction Co., Ltd. |  | Associate’s subsidiary
| b. | The Company contributed each NT$100,000 thousand (US$3,374 thousand) to ASE Cultural and Educational Foundation during 2015, 2016 and 2017, respectively, for environmental charity in promoting the related domestic environmental protection and public service activities (Note 37).
| c. | In 2016, the Company acquired patents and specific technology from DECA at NT$403,543 thousand, which was primarily based on independent professional appraisal reports. As of December 31, 2016 and 2017, NT$161,250 thousand and NT$93,000 thousand (US$3,138 thousand), respectively, has not been paid and was accrued under the line item of other payables and other non-current liabilities.
| d. | The Company contracted with Fu Hwa Construction Co., Ltd. to construct a female employee dormitory on current leased land. Total consideration was primarily based on independent professional appraisal reports. During 2015 and 2016, the employee dormitory has been capitalized for NT$504,600 thousand and NT$875,000 thousand, respectively. The female employee dormitory has been completely constructed in 2016. As of December 31, 2016, NT$228,500 thousand has not been paid and was accrued under the line item of other payables, which was fully repaid in March 2017.
| e. | In February 2016, USIE repurchased 1,801 thousand shares of USIE’s outstanding ordinary shares from the Group’s key management personnel with approximately NT$1,130,650 thousand.
| f. | Compensation to key management personnel
|  | For the Year Ended December 31
|  | 2015 |  | 2016 |  | 2017
|  | NT$ |  | NT$ |  | NT$ |  | US$ (Note 4)
Short-term employee benefits |  | $ | 812,002 |  |  | $ | 790,460 |  |  | $ | 860,631 |  |  | $ | 29,036 |
Post-employment benefits |  |  | 3,944 |  |  |  | 4,790 |  |  |  | 2,858 |  |  |  | 97 |
Share-based payments |  |  | 17,937 |  |  |  | 11,547 |  |  |  | - |  |  |  | - |
|  | $ | 833,883 |  |  | $ | 806,797 |  |  | $ | 863,489 |  |  | $ | 29,133 |
The compensation to the Company’s key management personnel is determined according to personal performance and market trends.

X
- Definition Text block1 [abstract] + References No definition available. + Details
Name: | asx_TextBlock1Abstract
Namespace Prefix: | asx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for related parties. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2017-01-01 -Section Disclosures -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=24&date=2017-03-01&anchor=sect_Disclosures&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_DisclosureOfRelatedPartyExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration