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v3.20.1

Segment Information - Summary of Segment Information (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Revenues |  |  |
Revenue | $ 338,160 | $ 425,940 | $ 425,215
Segment operating profit/(loss) | (264) | 9,324 | 12,440
Depreciation and amortization | (5,324) | (5,018) | (5,056)
Depreciation from right of use assets | (507) |  |
Impairment of property, plant and equipment | (546) | (11) | (223)
Interest income | 506 | 482 | 876
Interest expense | (845) | (1,200) | (966)
Income tax (expense)/benefit | (2,057) | (3,886) | (5,140)
Other disclosures |  |  |
Capital expenditure | 5,462 | 4,508 | 4,913
Total assets | 298,911 | 305,798 |
Total liabilities | 70,476 | 83,982 |
North Asia (Segment) [Member] |  |  |
Revenues |  |  |
Revenue | 76,575 | 103,647 |
Thailand (Segment) [Member] |  |  |
Revenues |  |  |
Revenue | 172,379 | 213,424 |
ROW (Segment) [Member] |  |  |
Revenues |  |  |
Revenue | 89,206 | 108,869 |
Operating segments [Member] |  |  |
Revenues |  |  |
Segment operating profit/(loss) | 2,620 | 12,467 | 15,514
Depreciation and amortization | (5,266) | (4,998) | (5,053)
Depreciation from right of use assets | (485) |  |
Impairment of property, plant and equipment | (546) | (11) | (223)
Interest income | 505 | 770 | 957
Interest expense | (822) | (1,179) | (1,033)
Income tax (expense)/benefit | (1,691) | (2,980) | (4,464)
Other disclosures |  |  |
Capital expenditure | 5,384 | 4,498 | 4,913
Total assets | 291,576 | 298,222 |
Total liabilities | 62,752 | 77,071 |
Operating segments [Member] | North Asia (Segment) [Member] |  |  |
Revenues |  |  |
Segment operating profit/(loss) | 1,237 | 5,234 | 3,256
Depreciation and amortization | (811) | (829) | (979)
Depreciation from right of use assets | (44) |  |
Impairment of property, plant and equipment | (549) |  | (213)
Interest income | 57 | 117 | 51
Interest expense | (239) | (397) | (428)
Income tax (expense)/benefit | (561) | (1,212) | (1,395)
Other disclosures |  |  |
Capital expenditure | 552 | 1,188 | 991
Total assets | 49,379 | 54,250 |
Total liabilities | 14,212 | 20,169 |
Operating segments [Member] | Thailand (Segment) [Member] |  |  |
Revenues |  |  |
Segment operating profit/(loss) | 3,042 | 9,539 | 11,053
Depreciation and amortization | (2,842) | (2,836) | (2,760)
Impairment of property, plant and equipment | 3 | (11) | (10)
Interest income | 403 | 611 | 845
Interest expense | (481) | (748) | (553)
Income tax (expense)/benefit | (1,235) | (2,152) | (2,727)
Other disclosures |  |  |
Capital expenditure | 4,590 | 2,859 | 3,332
Total assets | 165,579 | 173,398 |
Total liabilities | 26,706 | 42,887 |
Operating segments [Member] | ROW (Segment) [Member] |  |  |
Revenues |  |  |
Segment operating profit/(loss) | (1,659) | (2,306) | 1,205
Depreciation and amortization | (1,613) | (1,333) | (1,314)
Depreciation from right of use assets | (441) |  |
Interest income | 45 | 42 | 61
Interest expense | (102) | (34) | (52)
Income tax (expense)/benefit | 105 | 384 | (342)
Other disclosures |  |  |
Capital expenditure | 242 | 451 | 590
Total assets | 76,618 | 70,574 |
Total liabilities | 21,834 | 14,015 |
Corporate expense adjustments and eliminations [Member] |  |  |
Revenues |  |  |
Segment operating profit/(loss) | (2,884) | (3,143) | (3,074)
Depreciation and amortization | (58) | (20) | (3)
Depreciation from right of use assets | (22) |  |
Interest income | 1 | (288) | (81)
Interest expense | (23) | (21) | 67
Income tax (expense)/benefit | (366) | (906) | (676)
Other disclosures |  |  |
Capital expenditure | 78 | 10 |
Total assets | 7,335 | 7,576 |
Total liabilities | 7,724 | 6,911 |
External customers [Member] |  |  |
Revenues |  |  |
Revenue | 338,160 | 425,940 | 425,215
External customers [Member] | Operating segments [Member] |  |  |
Revenues |  |  |
Revenue | 338,160 | 425,940 | 425,215
External customers [Member] | Operating segments [Member] | North Asia (Segment) [Member] |  |  |
Revenues |  |  |
Revenue | 76,575 | 103,647 | 101,533
External customers [Member] | Operating segments [Member] | Thailand (Segment) [Member] |  |  |
Revenues |  |  |
Revenue | 172,379 | 213,424 | 206,485
External customers [Member] | Operating segments [Member] | ROW (Segment) [Member] |  |  |
Revenues |  |  |
Revenue | 89,206 | 108,869 | 117,197
Intersegment [Member] | Operating segments [Member] |  |  |
Revenues |  |  |
Revenue | 6 | 10,776 | 1,934
Intersegment [Member] | Operating segments [Member] | North Asia (Segment) [Member] |  |  |
Revenues |  |  |
Revenue |  | 4,076 | 890
Intersegment [Member] | Operating segments [Member] | Thailand (Segment) [Member] |  |  |
Revenues |  |  |
Revenue | 6 | 392 | 1,044
Intersegment [Member] | Operating segments [Member] | ROW (Segment) [Member] |  |  |
Revenues |  |  |
Revenue |  | 6,308 |
Intersegment [Member] | Corporate expense adjustments and eliminations [Member] |  |  |
Revenues |  |  |
Revenue | $ (6) | $ (10,776) | $ (1,934)

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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
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Name: | ifrs-full_SegmentsAxis=apwc_NorthAsiaSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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Name: | ifrs-full_SegmentsAxis=apwc_ThailandSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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Name: | ifrs-full_SegmentsAxis=apwc_RestOfWorldSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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Name: | ifrs-full_SegmentConsolidationItemsAxis=ifrs-full_OperatingSegmentsMember
Namespace Prefix: |
Data Type: | na
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Name: | ifrs-full_SegmentConsolidationItemsAxis=ifrs-full_MaterialReconcilingItemsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
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Namespace Prefix: |
Data Type: | na
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Name: | ifrs-full_TypesOfCustomersAxis=apwc_IntersegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |