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v2.4.1.9

Segment Information (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Jan. 03, 2015 product segment | Dec. 28, 2013 | Dec. 29, 2012
Segment Information |  |  |
Number of operating segments | 1 us-gaap_NumberOfOperatingSegments |  |
Number of product categories | 3 slab_NumberOfProductCategories |  |
Revenue and property and equipment, net by geographic area |  |  |
Revenues | $ 620,704 us-gaap_SalesRevenueNet | $ 580,087 us-gaap_SalesRevenueNet | $ 563,294 us-gaap_SalesRevenueNet
Property and equipment, net | 132,820 us-gaap_PropertyPlantAndEquipmentNet | 132,445 us-gaap_PropertyPlantAndEquipmentNet |
United States |  |  |
Revenue and property and equipment, net by geographic area |  |  |
Revenues | 89,935 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_US | 68,566 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_US | 64,856 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_US
Property and equipment, net | 127,928 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_US | 126,263 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_US |
China |  |  |
Revenue and property and equipment, net by geographic area |  |  |
Revenues | 271,818 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_CN | 253,261 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_CN | 219,400 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_CN
Taiwan |  |  |
Revenue and property and equipment, net by geographic area |  |  |
Revenues | 57,191 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_TW | 55,036 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_TW | 64,150 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_TW
South Korea |  |  |
Revenue and property and equipment, net by geographic area |  |  |
Revenues | 12,824 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_KR | 21,303 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_KR | 57,910 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_KR
Rest of world |  |  |
Revenue and property and equipment, net by geographic area |  |  |
Revenues | 188,936 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = slab_OtherCountriesMember | 181,921 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = slab_OtherCountriesMember | 156,978 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = slab_OtherCountriesMember
Property and equipment, net | 4,892 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = slab_OtherCountriesMember | 6,182 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = slab_OtherCountriesMember |
Broad-based |  |  |
Revenue and property and equipment, net by geographic area |  |  |
Revenues | 317,128 us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = slab_BroadBasedSegmentMember | 281,777 us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = slab_BroadBasedSegmentMember | 270,098 us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = slab_BroadBasedSegmentMember
Broadcast |  |  |
Revenue and property and equipment, net by geographic area |  |  |
Revenues | 204,256 us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = slab_BroadcastSegmentMember | 199,837 us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = slab_BroadcastSegmentMember | 186,067 us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = slab_BroadcastSegmentMember
Access |  |  |
Revenue and property and equipment, net by geographic area |  |  |
Revenues | $ 99,320 us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = slab_AccessSegmentMember | $ 98,473 us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = slab_AccessSegmentMember | $ 107,129 us-gaap_SalesRevenueNet / us-gaap_ProductOrServiceAxis = slab_AccessSegmentMember

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- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. + References No definition available. + Details
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- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 13 -Subparagraph a -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 8 -Article 7 + Details
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- 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
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