XML 93 R79.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Share-Based Compensation - Market Stock Units - Additional Information (Detail) - Market stock units outstanding [Member] - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended
--- | ---
Jun. 25, 2022 | Jun. 26, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting period of the underlying awards | 3 years |
Earlier Options vesting period | 3 years |
Percentage Of Potential Payout | 100.00% |
Shares withheld to meet statutory minimum tax withholding requirements | 105,719 |
Shares valued withheld to meet statutory minimum tax withholding requirements | $ 18.3 |
Closing price of common stock used to calculate Aggregate intrinsic value of stock option outstanding | $ 128.78 |
Unrecognized share-based compensation cost | $ 14.9 |
Unrecognized share-based compensation, period for recognition | 8 months 19 days |
Fiscal 2020 MSU Grants [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
SOX Index TSR percentage points | 226.12% |
Percentage of targeted shares, MSU grants | 100.00% |
Fiscal 2019 MSU Grants [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
SOX Index TSR percentage points | 185.21% |
Percentage of targeted shares, MSU grants | 200.00% |
Fiscal 2021 MSU Grants [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
TSR percentile relative to Russell two thousand index | 76 |
October2020 M S U Grants |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage of targeted shares, MSU grants | 200.00% |
Minimum [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage Of Potential Payout | 0.00% |
Maximum [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage Of Potential Payout | 200.00% |
Share-based Compensation Award, First Tranche [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting period of the underlying awards | 1 year |
Earlier Options vesting period | 1 year |
Share-based Compensation Award, First Tranche [Member] | Maximum [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage Of Potential Payout | 200.00% |
Share-based Compensation Award, First Tranche [Member] | Maximum [Member] | Three-Year Performance Period [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage Of Potential Payout |  | 100.00%
Share-based Compensation Award, First Tranche [Member] | Maximum [Member] | Four-Year Performance Period [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage Of Potential Payout | 100.00% |
Share-based Compensation Award, Second Tranche [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting period of the underlying awards | 2 years |
Earlier Options vesting period | 2 years |
Share-based Compensation Award, Second Tranche [Member] | Maximum [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage Of Potential Payout | 200.00% |
Share-based Compensation Award, Second Tranche [Member] | Maximum [Member] | Three-Year Performance Period [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage Of Potential Payout | 100.00% |
Share-based Compensation Award, Second Tranche [Member] | Maximum [Member] | Four-Year Performance Period [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage Of Potential Payout | 100.00% |
Share-based Compensation Award, Third Tranche [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting period of the underlying awards | 3 years |
Earlier Options vesting period | 3 years |
Share-based Compensation Award, Third Tranche [Member] | Maximum [Member] | Four-Year Performance Period [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage Of Potential Payout | 100.00% |
Share-based Compensation Award, Fourth Tranche [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting period of the underlying awards | 4 years |
Earlier Options vesting period | 4 years |
TSR Percentile Below 25 [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage Of Potential Payout | 0.00% |
TSR Percentile Above 75 [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage Of Potential Payout | 200.00% |
TSR Percentile 50 [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage Of Potential Payout | 100.00% |

X
- Definition Delivery of targeted shares in percentage delivered by entity. + References No definition available. + Details
Name: | syna_DeliveryOfTargetedSharesInPercentageDeliveredByEntity
Namespace Prefix: | syna_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of potential payout. + References No definition available. + Details
Name: | syna_PercentageOfPotentialPayout
Namespace Prefix: | syna_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Share based compensation arrangement by share based payment award intrinsic value closing price. + References No definition available. + Details
Name: | syna_ShareBasedCompensationArrangementByShareBasedPaymentAwardIntrinsicValueClosingPrice
Namespace Prefix: | syna_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition TSR decrease in percentage points. + References No definition available. + Details
Name: | syna_TsrDecreaseInPercentagePoints
Namespace Prefix: | syna_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tsr Percentile relative to Russell 2000 index. + References No definition available. + Details
Name: | syna_TsrPercentileRelativeToRussellTwoThousandIndex
Namespace Prefix: | syna_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement. + References No definition available. + Details
Name: | us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement. + References No definition available. + Details
Name: | us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AwardTypeAxis=syna_MarketStockUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardDateAxis=syna_FiscalTwoThousandTwentyMSUGrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardDateAxis=syna_FiscalTwoThousandNineteenMSUGrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardDateAxis=syna_FiscalTwoThousandTwentyOneMSUGrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardDateAxis=syna_October2020MSUGrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
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_VestingAxis=us-gaap_ShareBasedCompensationAwardTrancheOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=syna_ThreeYearPerformanceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=syna_FourYearPerformanceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=us-gaap_ShareBasedCompensationAwardTrancheTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=us-gaap_ShareBasedCompensationAwardTrancheThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=syna_ShareBasedCompensationAwardTrancheFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=syna_TSRPercentileBelow25Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=syna_TSRPercentileAbove75Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=syna_TSRPercentile50Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |