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Summary of Significant Accounting Policies Summary of Significant Accounting Policies (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |  |
Impairment of Intangible Assets (Excluding Goodwill) |  | $ 78,000 us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill |  |
Amortization of stock-based compensation |  | 41,930 us-gaap_ShareBasedCompensation | 36,923 us-gaap_ShareBasedCompensation | 34,546 us-gaap_ShareBasedCompensation
Percentage of Total Sales |  |  |  | 1.00%arw_PercentageOfTotalSales
Shipping, Handling and Transportation Costs |  | 85,591 us-gaap_ShippingHandlingAndTransportationCosts | 92,620 us-gaap_ShippingHandlingAndTransportationCosts | 83,278 us-gaap_ShippingHandlingAndTransportationCosts
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 |  |

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- Definition The amount of impairment loss, net of tax, recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding Goodwill) to fair value. + References No definition available. + Details
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- Definition The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16373-109275 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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- Definition Cost incurred during the reporting period in transporting goods and services to customers. Includes freight-out costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367646&loc=d3e18780-107790 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6367646&loc=d3e18726-107790 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 45 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6408196&loc=d3e61069-111654 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Handling Costs -URI http://asc.fasb.org/extlink&oid=6514758 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 45 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=21915142&loc=d3e60635-111653 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 45 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6408413&loc=d3e221937-122793 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Shipping Costs -URI http://asc.fasb.org/extlink&oid=6525344 + Details
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