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Cost in Excess of Net Assets of Companies Acquired and Intangible Assets, net Cost in Excess of Net Assets of Companies Acquired and Intangible Assets, net - Intangible Assets (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended | 12 Months Ended
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Dec. 31, 2014 | Sep. 27, 2014 | Jun. 28, 2014 | Mar. 29, 2014 | Dec. 31, 2013 | Sep. 28, 2013 | Jun. 29, 2013 | Mar. 30, 2013 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gross carrying amount | $ 513,561 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross |  |  |  |  | $ 567,478 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross |  |  |  |  | $ 513,561 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross |  | $ 567,478 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross |  |
Accumulated amortization | (177,850)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization |  |  |  |  | (141,409)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization |  |  |  |  | (177,850)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization |  | (141,409)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization |  |
Intangible assets, net | 335,711 us-gaap_IntangibleAssetsNetExcludingGoodwill |  |  |  |  | 426,069 us-gaap_IntangibleAssetsNetExcludingGoodwill |  |  |  |  | 335,711 us-gaap_IntangibleAssetsNetExcludingGoodwill |  | 426,069 us-gaap_IntangibleAssetsNetExcludingGoodwill |  |
Impairment of Intangible Assets (Excluding Goodwill) |  |  |  |  |  |  |  |  |  |  | 78,000 us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill |  |  |  |
Impairment of intangible assets (excluding Goodwill), Net of Tax | 47,911 arw_ImpairmentofintangibleassetsexcludingGoodwillNetofTax |  |  |  |  |  |  |  |  |  | 47,911 arw_ImpairmentofintangibleassetsexcludingGoodwillNetofTax |  |  |  |
Impairment of Intangible Assets (Excluding Goodwill), Net of Tax Per Share Basic |  |  |  |  |  |  |  |  |  |  | $ 0.49 arw_ImpairmentofIntangibleAssetsExcludingGoodwillNetofTaxPerShareBasic |  |  |  |
Impairment of Intangible Assets (Excluding Goodwill), Net of Tax Per Share Diluted |  |  |  |  |  |  |  |  |  |  | $ 0.48 arw_ImpairmentofIntangibleAssetsExcludingGoodwillNetofTaxPerShareDiluted |  |  |  |
Amortization of Intangible Assets |  |  |  |  |  |  |  |  |  |  | 44,063 us-gaap_AmortizationOfIntangibleAssets |  | 36,769 us-gaap_AmortizationOfIntangibleAssets |  | 36,508 us-gaap_AmortizationOfIntangibleAssets
Amortization of Intangible Assets Net of Tax | 9,105 arw_AmortizationofIntangibleAssetsNetofTax |  | 9,086 arw_AmortizationofIntangibleAssetsNetofTax | 8,867 arw_AmortizationofIntangibleAssetsNetofTax | 8,907 arw_AmortizationofIntangibleAssetsNetofTax | 8,120 arw_AmortizationofIntangibleAssetsNetofTax |  | 7,074 arw_AmortizationofIntangibleAssetsNetofTax | 7,029 arw_AmortizationofIntangibleAssetsNetofTax | 7,116 arw_AmortizationofIntangibleAssetsNetofTax | 35,965 arw_AmortizationofIntangibleAssetsNetofTax |  | 29,339 arw_AmortizationofIntangibleAssetsNetofTax |  | 29,336 arw_AmortizationofIntangibleAssetsNetofTax
Amortization of Intangible Assets Net of Tax Per Share Basic |  |  |  |  |  |  |  |  |  |  | $ 0.36 arw_AmortizationofIntangibleAssetsNetofTaxPerShareBasic |  | $ 0.29 arw_AmortizationofIntangibleAssetsNetofTaxPerShareBasic |  | $ 0.27 arw_AmortizationofIntangibleAssetsNetofTaxPerShareBasic
Amortization of Intangible Assets Net of Tax Per Share Diluted |  |  |  |  |  |  |  |  |  |  | $ 0.36 arw_AmortizationofIntangibleAssetsNetofTaxPerShareDiluted |  | $ 0.28 arw_AmortizationofIntangibleAssetsNetofTaxPerShareDiluted |  | $ 0.26 arw_AmortizationofIntangibleAssetsNetofTaxPerShareDiluted
Future Amortization Expense, Year One | 43,501 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths |  |  |  |  |  |  |  |  |  | 43,501 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths |  |  |  |
Future Amortization Expense, Year Two | 41,627 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo |  |  |  |  |  |  |  |  |  | 41,627 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo |  |  |  |
Future Amortization Expense, Year Three | 38,509 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree |  |  |  |  |  |  |  |  |  | 38,509 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree |  |  |  |
Future Amortization Expense, Year Four | 32,892 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour |  |  |  |  |  |  |  |  |  | 32,892 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour |  |  |  |
Future Amortization Expense, Year Five | 26,462 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive |  |  |  |  |  |  |  |  |  | 26,462 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive |  |  |  |
Customer Relationships [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted Average Useful Life |  |  |  |  |  |  |  |  |  |  | 10 years |  | 10 years |  |
Gross carrying amount | 402,036 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |  |  |  | 374,244 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |  |  |  | 402,036 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  | 374,244 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |
Accumulated amortization | (171,071)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |  |  |  | (134,817)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |  |  |  | (171,071)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  | (134,817)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |
Intangible assets, net | 230,965 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |  |  |  | 239,427 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |  |  |  | 230,965 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  | 239,427 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |
Patented Technology [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted Average Useful Life |  |  |  |  |  |  |  |  |  |  | 5 years |  | 5 years |  |
Gross carrying amount | 8,806 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentedTechnologyMember |  |  |  |  | 9,625 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentedTechnologyMember |  |  |  |  | 8,806 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentedTechnologyMember |  | 9,625 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentedTechnologyMember |  |
Accumulated amortization | (5,444)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentedTechnologyMember |  |  |  |  | (4,051)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentedTechnologyMember |  |  |  |  | (5,444)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentedTechnologyMember |  | (4,051)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentedTechnologyMember |  |
Intangible assets, net | 3,362 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentedTechnologyMember |  |  |  |  | 5,574 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentedTechnologyMember |  |  |  |  | 3,362 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentedTechnologyMember |  | 5,574 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentedTechnologyMember |  |
Other Intangible Assets [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gross carrying amount | 1,719 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember | [1] |  |  |  | 4,609 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember | [2] |  |  |  | 1,719 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember | [1] | 4,609 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember | [2] |
Accumulated amortization | (1,335)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember | [1] |  |  |  | (2,541)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember | [2] |  |  |  | (1,335)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember | [1] | (2,541)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember | [2] |
Intangible assets, net | 384 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember | [1] |  |  |  | 2,068 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember | [2] |  |  |  | 384 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember | [1] | 2,068 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember | [2] |
Acquired Finite-lived Intangible Asset, Useful Life, Minimum |  |  |  |  |  |  |  |  |  |  | 2 arw_AcquiredFiniteLivedIntangibleAssetUsefulLifeMinimum / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember |  | 1 arw_AcquiredFiniteLivedIntangibleAssetUsefulLifeMinimum / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember |  |
Acquired Finite-lived Intangible Asset, Useful Life, Maximum |  |  |  |  |  |  |  |  |  |  | 3 arw_AcquiredFiniteLivedIntangibleAssetUsefulLifeMaximum / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember |  | 3 arw_AcquiredFiniteLivedIntangibleAssetUsefulLifeMaximum / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember |  |
Trade Names [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gross carrying amount | 101,000 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember |  |  |  |  | 179,000 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember |  |  |  |  | 101,000 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember |  | 179,000 arw_FiniteAndIndefiniteLivedIntangibleAssetsGross / us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember |  |
Accumulated amortization | 0 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember |  |  |  |  | 0 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember |  |  |  |  | 0 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember |  | 0 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember |  |
Intangible assets, net | $ 101,000 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember |  |  |  |  | $ 179,000 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember |  |  |  |  | $ 101,000 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember |  | $ 179,000 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember |  |
[1] | Consists of non-competition agreements with useful lives ranging from two to three years.
[2] | Consists of non-competition agreements and sales backlog with useful lives ranging from one to three years.

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