XML 54 R43.htm IDEA: XBRL DOCUMENT v3.22.0.1

Acquired Intangibles and Goodwill - Summary of Life, Gross Carrying Value of Acquired Intangible Assets, and Related Accumulated Amortization (Detail) - USD ($) $ in Millions	6 Months Ended
	Dec. 25, 2021	Jun. 26, 2021
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 708.6	$ 544.7
Accumulated Amortization	(261.0)	(243.2)
Net Carrying Value	$ 447.6	301.5
Weighted Average Life in Years	5 years 6 months
Display Driver Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 20.4	20.4
Accumulated Amortization	(19.0)	(17.5)
Net Carrying Value	$ 1.4	2.9
Weighted Average Life in Years	7 years
Audio and Video Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 189.6	138.6
Accumulated Amortization	(87.7)	(97.6)
Net Carrying Value	$ 101.9	41.0
Weighted Average Life in Years	5 years 7 months 6 days
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 190.5	125.5
Accumulated Amortization	(80.2)	(63.8)
Net Carrying Value	$ 110.3	61.7
Weighted Average Life in Years	4 years 4 months 24 days
Wireless and Connectivity Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 128.0	93.0
Accumulated Amortization	(22.5)	(14.2)
Net Carrying Value	$ 105.5	78.8
Weighted Average Life in Years	6 years
Video Interface Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 82.0	82.0
Accumulated Amortization	(38.7)	(25.1)
Net Carrying Value	$ 43.3	56.9
Weighted Average Life in Years	3 years
Licensed Technology and Other [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 9.9	13.0
Accumulated Amortization	(6.3)	(8.1)
Net Carrying Value	$ 3.6	4.9
Weighted Average Life in Years	4 years 6 months
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 4.4	4.4
Accumulated Amortization	(3.4)	(3.2)
Net Carrying Value	$ 1.0	1.2
Weighted Average Life in Years	8 years
Backlog [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 11.0	12.0
Accumulated Amortization	(0.9)	(12.0)
Net Carrying Value	$ 10.1
Weighted Average Life in Years	1 year
Tradename [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 5.8	4.8
Accumulated Amortization	(2.3)	(1.7)
Net Carrying Value	$ 3.5	3.1
Weighted Average Life in Years	4 years 4 months 24 days
In-Process Research and Development [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 67.0	51.0
Net Carrying Value	$ 67.0	$ 51.0

X

- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the 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 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275

+ Details

Name:	us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

+ Details

Name:	us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

+ Details

Name:	us-gaap_FiniteLivedIntangibleAssetsGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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_FiniteLivedIntangibleAssetsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 926
-SubTopic 20
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

+ Details

Name:	us-gaap_FiniteLivedIntangibleAssetsNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=syna_DisplayDriverTechnologyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=syna_AudioAndVideoTechnologyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelationshipsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=syna_WirelessAndConnectivityTechnologyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=syna_VideoInterfaceTechnologyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=syna_LicensedTechnologyAndOtherMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_PatentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=syna_BacklogMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TradeNamesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_InProcessResearchAndDevelopmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: