XML 96 R85.htm IDEA: XBRL DOCUMENT
v3.19.1

Warrants (Details) $ / shares in Units, $ in Thousands | 3 Months Ended |  |  |
--- | --- | --- | --- | ---
Mar. 29, 2019 USD ($) shares | Mar. 30, 2018 USD ($) | Dec. 31, 2018 Measurement_Input | Jul. 31, 2018 shares | Sep. 26, 2016 $ / shares shares
Class of Warrant or Right [Line Items] |  |  |  |  |
Warrants, Exercise Price of Warrants | $ / shares |  |  |  |  | $ 4.76
Reduction to net revenues - amortization of the Warrant | $ | $ 25 | $ 111 |  |  |
Comcast Product Supply Agreement [Member] |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |
Right to purchase shares vested |  |  |  |  | 781,617
Comcast Milestones Achievement [Member] |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |
Right to purchase shares vested |  |  |  | 1,172,425 |
Comcast Milestone Acceptance Of Completion Of Field Trials [Member] |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |
Right to Purchase Additional Shares Subject to Vesting | 781,617 |  |  |  |
Measurement Input, Expected Dividend Rate [Member] | Comcast Warrant Vesting Tranche July 31, 2018 [Member] |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |
Warrants and Rights Outstanding, Measurement Input | Measurement_Input |  |  | 0 |  |
Maximum [Member] | Comcast Warrant Expires September 26, 2023 [Member] |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |
Warrant Grant to Purchase Shares of Common Stock |  |  |  |  | 7,816,162

X
- Definition Adjustment for noncash service expenses paid for by granting of warrants. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
Name: | us-gaap_AdjustmentOfWarrantsGrantedForServices
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- 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
Name: | us-gaap_ClassOfWarrantOrRightLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of warrants or rights outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of warrants or rights which entitle the entity to receive future services in exchange for the unvested, forfeitable warrants or rights. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 50 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6784392&loc=d3e188667-122775 + Details
Name: | us-gaap_ClassOfWarrantOrRightUnissued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Value of input used to measure outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
Name: | us-gaap_WarrantsAndRightsOutstandingMeasurementInput
Namespace Prefix: | us-gaap_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=hlit_ComcastProductSupplyAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=hlit_ComcastMilestonesAchievementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=hlit_ComcastMilestoneAcceptanceOfCompletionOfFieldTrialsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputExpectedDividendRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=hlit_ComcastWarrantVestingTrancheJuly312018Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=hlit_ComcastWarrantExpiresSeptember262023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |