XML 28 R61.htm IDEA: XBRL DOCUMENT v2.4.1.9

Segment, Customers, and Geographic Information - Net Revenue from External Customers (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013
Revenue from External Customer [Line Items]
Net revenue	$ 463,705us-gaap_SalesRevenueNet	$ 205,763us-gaap_SalesRevenueNet	$ 746,446us-gaap_SalesRevenueNet	$ 428,370us-gaap_SalesRevenueNet
Mobile Product Applications [Member]
Revenue from External Customer [Line Items]
Net revenue	398,308us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = syna_MobileProductApplicationsMember	133,604us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = syna_MobileProductApplicationsMember	598,042us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = syna_MobileProductApplicationsMember	296,268us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = syna_MobileProductApplicationsMember
PC Product Applications [Member]
Revenue from External Customer [Line Items]
Net revenue	$ 65,397us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = syna_PcProductApplicationsMember	$ 72,159us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = syna_PcProductApplicationsMember	$ 148,404us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = syna_PcProductApplicationsMember	$ 132,102us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = syna_PcProductApplicationsMember

X

- Details

Name:	us-gaap_EntityWideInformationRevenueFromExternalCustomerLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

+ Details

Name:	us-gaap_SalesRevenueNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_ProductOrServiceAxis=syna_MobileProductApplicationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=syna_PcProductApplicationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: