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Contract Assets - Aggregate Amount of the Transaction Price Allocated to the Unsatisfied Performance Obligations (Detail) $ in Thousands | Dec. 31, 2018 USD ($)
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Unsatisfied long-term SDI contracts |
Expected to be recognized as revenue within one year | $ 14,922
Expected to be recognized as revenue after one year | 0
Deferred revenue expected to be recognized | $ 14,922

X
- Definition Deferred revenue expected to be recognized. + References No definition available. + Details
Name: | apwc_DeferredRevenueExpectedToBeRecognized
Namespace Prefix: | apwc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Deferred revenue expected to be recognized in after one year. + References No definition available. + Details
Name: | apwc_DeferredRevenueExpectedToBeRecognizedInAfterOneYear
Namespace Prefix: | apwc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Deferred revenue expected to be recognized in next twelve months. + References No definition available. + Details
Name: | apwc_DeferredRevenueExpectedToBeRecognizedInNextTwelveMonths
Namespace Prefix: | apwc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Unsatisfied long-term SDI contracts. + References No definition available. + Details
Name: | apwc_UnsatisfiedLongTermSDIContractsAbstract
Namespace Prefix: | apwc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration