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Intangible Assets - Changes in Carrying Amount of Trademarks (Detail) - Trademarks [Member] - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2015 | Dec. 31, 2014
Indefinite-lived Intangible Assets [Line Items] |  |
Trademarks, Beginning Balance | $ 103,040 | $ 92,010
Reclassify to definite-lived |  | (6,600)
Acquisitions and purchase accounting adjustments | 31,000 | 22,000
Translation impact | 4,369 | (4,370)
Trademarks, Ending Balance | 129,671 | 103,040
Broadcast Solutions [Member] |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Trademarks, Beginning Balance | 83,120 | 66,064
Reclassify to definite-lived |  | (2,700)
Acquisitions and purchase accounting adjustments |  | 22,000
Translation impact | 2,198 | (2,244)
Trademarks, Ending Balance | 80,922 | 83,120
Enterprise Connectivity Solutions [Member] |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Trademarks, Beginning Balance | 4,063 | 4,063
Trademarks, Ending Balance | 4,063 | 4,063
Industrial Connectivity Solutions [Member] |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Trademarks, Beginning Balance | 10,744 | 12,193
Translation impact | 1,654 | (1,449)
Trademarks, Ending Balance | 9,090 | 10,744
Industrial IT Solutions [Member] |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Trademarks, Beginning Balance | 5,113 | 9,690
Reclassify to definite-lived |  | (3,900)
Translation impact | 517 | (677)
Trademarks, Ending Balance | 4,596 | $ 5,113
Network Security Solutions [Member] |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Acquisitions and purchase accounting adjustments | 31,000 |
Trademarks, Ending Balance | $ 31,000 |

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- Definition Reclassification From Indefinite Lived Intangible Assets To Definite Lived Assets Trademarks + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of increase (decrease) of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit, from foreign currency translation adjustments. + References No definition available. + Details
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- Definition Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a projected indefinite period of benefit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount of increase in assets, excluding financial assets and goodwill, lacking physical substance with an indefinite life, resulting from a business combination. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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