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Acquisitions - Pro Forma Effect on Operating Results (Detail) (PPC Broadband And Miranda Technologies [Member], USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended
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Jul. 01, 2012 | Jul. 01, 2012
PPC Broadband And Miranda Technologies [Member] |  |
Schedule Of Condensed Consolidating Statement Of Operation [Line Items] |  |
Revenues | $ 560,487 | $ 1,096,399
Income from continuing operations | $ 42,274 | $ 65,384
Diluted income per share from continuing operations | $ 0.91 | $ 1.40

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- Definition The pro forma income from continuing operations before changes in accounting and extraordinary items, net of tax effect, per diluted share of common stock for a period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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