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Note 10 - VALUATION AND QUALIFYING ACCOUNTS (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Balance at beginning of year | $ 12,256 | $ 14,018 | $ 15,178
Net charge (credit) to income | 1,382 | 68 | (831)
Deduction | (8,729) | (1,552) | (1,063)
Currency translation adjustment | 1,131 | (278) | 734
Balance at end of year | 6,040 | 12,256 | 14,018
Allowance for doubtful accounts |  |  |
Balance at beginning of year | 4,614 | 6,886 | 8,694
Net charge (credit) to income | (720) | (1,555) | (1,317)
Deduction | (1,425) | (664) | (1,063)
Currency translation adjustment | 111 | (53) | 572
Balance at end of year | 2,580 | 4,614 | 6,886
Inventory impairment Lower of cost or market |  |  |
Balance at beginning of year | 2,019 | 1,196 | 3,214
Net charge (credit) to income | 1,157 | 1,725 | (2,219)
Deduction | (3,945) | (888) |
Currency translation adjustment | 1,025 | (14) | 201
Balance at end of year | 256 | 2,019 | 1,196
Inventory impairment Obsolescence |  |  |
Balance at beginning of year | 1,306 | 1,119 | 781
Net charge (credit) to income | 419 | 268 | 245
Deduction | (336) |  |
Currency translation adjustment | (16) | (81) | 93
Balance at end of year | 1,373 | 1,306 | 1,119
Allowance for deferred tax assets |  |  |
Balance at beginning of year | 875 | 4,817 | 2,489
Net charge (credit) to income | 466 | (3,942) | 2,460
Deduction |  |  |
Currency translation adjustment |  |  | (132)
Balance at end of year | 1,341 | 875 | 4,817
Inventory impairment Charges related to flooding |  |  |
Balance at beginning of year | 3,442 |  |
Net charge (credit) to income | 60 | 3,572 |
Deduction | (3,023) |  |
Currency translation adjustment | 11 | (130) |
Balance at end of year | $ 490 | $ 3,442 |

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- Definition Custom Element. + References No definition available. + Details
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Namespace Prefix: | apwc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Custom Element. + References No definition available. + Details
Name: | apwc_ValuationAllowancesAndReservesNetChargeCreditToIncome
Namespace Prefix: | apwc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 09 -Article 12 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e24092-122690 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 09 -Article 12 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e24092-122690 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration