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Restructuring and Related Charges - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 28, 2013 | Mar. 29, 2013 | Jun. 28, 2013 Employees
Restructuring Cost and Reserve [Line Items] |  |  |
Number of termination of employees |  |  | 39
Restructuring accrual costs |  |  | $ 698
Restructuring charges | 242 | 600 | 666
Restructuring charges in continued operations |  |  | 742
Product cost of revenue [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring charges |  |  | 200
Operating expense [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring charges |  |  | 700
Severance [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring accrual costs |  |  | 698
Restructuring charges in continued operations |  |  | 641
Severance and benefits [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring charges in continued operations |  |  | 700
HFC business [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring charges in discontinued operations | 200 | 400 | 527
Number of termination of employees |  |  | 9
Number of terminated employees required to work end of TSA Period |  |  | 3
Restructuring accrual costs |  |  | 436
HFC business [Member] | Severance [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring charges in discontinued operations |  |  | 403
Restructuring accrual costs |  |  | 341
HFC business [Member] | Contract termination [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring charges in discontinued operations |  |  | 124
Restructuring accrual costs |  |  | 95
Harmonic 2013 Restructuring [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring accrual costs |  |  | 698
Estimated leasehold improvements and furniture related restructuring |  |  | $ 149

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- Definition Discontinued Operation Restructuring Reserve + References No definition available. + Details
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- Definition Number of employees terminated. + References No definition available. + Details
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- Definition Restructuring Charge, Non Cash Write Offs + 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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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to 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 Reference 2: 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 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)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 Reference 5: 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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- Details
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