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Cost in Excess of Net Assets of Companies Acquired - Goodwill (Details) $ in Thousands | 6 Months Ended
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Jul. 02, 2016 USD ($)
Goodwill [Roll Forward] |  |
December 31, 2015 | $ 2,368,832 | [1]
Acquisitions and related adjustments | 41,837 |
Foreign currency translation adjustment | 8,289 |
July 2, 2016 | 2,418,958 | [1]
Goodwill, Impaired, Accumulated Impairment Loss | 1,018,780 |
Global Components [Member] |  |
Goodwill [Roll Forward] |  |
December 31, 2015 | 1,230,832 | [1]
Acquisitions and related adjustments | 2,224 |
Foreign currency translation adjustment | 2,359 |
July 2, 2016 | 1,235,415 | [1]
Goodwill, Impaired, Accumulated Impairment Loss | 716,925 |
Global ECS [Member] |  |
Goodwill [Roll Forward] |  |
December 31, 2015 | 1,138,000 | [1]
Acquisitions and related adjustments | 39,613 |
Foreign currency translation adjustment | 5,930 |
July 2, 2016 | 1,183,543 | [1]
Goodwill, Impaired, Accumulated Impairment Loss | $ 301,855 |
[1] | The total carrying value of cost in excess of net assets of companies acquired for all periods in the table above is reflected net of $1,018,780 of accumulated impairment charges, of which $716,925 was recorded in the global components business segment and $301,855 was recorded in the global ECS business segment.

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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- Definition Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a,h) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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- Definition Amount of increase (decrease) of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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- Definition Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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