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Restructuring and Related Charges - Activities in Restructuring Accrual (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 28, 2013 | Mar. 29, 2013 | Jun. 28, 2013
Restructuring Cost and Reserve [Line Items] |  |  |
Beginning Balance |  |  |
Restructuring charges in continuing operations |  |  | 742
Adjustments to restructuring provisions |  |  | 131
Cash payments |  |  | (698)
Non-cash write-offs |  |  | (149)
Ending Balance | 26 |  | 26
Severance [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Beginning Balance |  |  |
Restructuring charges in continuing operations |  |  | 641
Adjustments to restructuring provisions |  |  | 83
Cash payments |  |  | (698)
Non-cash write-offs |  |  |
Ending Balance | 26 |  | 26
Impairment of Leasehold improvement [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Beginning Balance |  |  |
Restructuring charges in continuing operations |  |  | 101
Adjustments to restructuring provisions |  |  | 48
Cash payments |  |  |
Non-cash write-offs |  |  | (149)
Ending Balance |  |  |
Omneon Restructuring [Member] | Excess Facilities [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Beginning Balance |  | 869 | 869
Cash payments |  |  | (897)
Accretion |  |  | 28
Ending Balance |  |  |
HFC business [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Beginning Balance |  |  |
Restructuring charges in discontinued operations | 200 | 400 | 527
Adjustments to restructuring provisions |  |  | 74
Cash payments |  |  | (436)
Ending Balance | 165 |  | 165
HFC business [Member] | Severance [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Beginning Balance |  |  |
Restructuring charges in discontinued operations |  |  | 403
Adjustments to restructuring provisions |  |  | 103
Cash payments |  |  | (341)
Ending Balance | 165 |  | 165
HFC business [Member] | Contract termination [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Beginning Balance |  |  |
Restructuring charges in discontinued operations |  |  | 124
Adjustments to restructuring provisions |  |  | (29)
Cash payments |  |  | (95)
Ending Balance |  |  |

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- Definition Discontinued Operation Restructuring Reserve + References No definition available. + Details
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- Definition The adjustment for estimated sublease income at the onset of restructuring reserve for exit office lease. + References No definition available. + Details
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- Definition Restructuring Charges In Continued Operations + References No definition available. + Details
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- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + 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 + Details
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- Details
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- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 + Details
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- Definition Amount of any reversal and other adjustment made during the period to the amount of a previously accrued liability for a specified type of restructuring cost, excluding adjustments for costs incurred during the period, costs settled during the period, and foreign currency translation adjustments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 40 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394291&loc=d3e17658-110867 + Details
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- Definition Amount of consideration other than cash used to fully or partially settle an accrued restructuring cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 + Details
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