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v2.4.1.9

Segments and Major Customers (Details 3) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Major Customer Disclosure |  |  |  |  |  |  |  |  |  |  |
Revenue | $ 72,040 us-gaap_SalesRevenueNet | $ 69,712 us-gaap_SalesRevenueNet | $ 76,518 us-gaap_SalesRevenueNet | $ 78,288 us-gaap_SalesRevenueNet | $ 73,422 us-gaap_SalesRevenueNet | $ 73,294 us-gaap_SalesRevenueNet | $ 57,919 us-gaap_SalesRevenueNet | $ 66,866 us-gaap_SalesRevenueNet | $ 296,558 us-gaap_SalesRevenueNet | $ 271,501 us-gaap_SalesRevenueNet | $ 234,051 us-gaap_SalesRevenueNet
Property, plant and equipment, net | 64,023 us-gaap_PropertyPlantAndEquipmentNet |  |  |  | 72,642 us-gaap_PropertyPlantAndEquipmentNet |  |  |  | 64,023 us-gaap_PropertyPlantAndEquipmentNet | 72,642 us-gaap_PropertyPlantAndEquipmentNet |
South Korea |  |  |  |  |  |  |  |  |  |  |
Major Customer Disclosure |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 107,441 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_KR | 112,806 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_KR | 88,971 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_KR
USA |  |  |  |  |  |  |  |  |  |  |
Major Customer Disclosure |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 109,060 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_US | 80,652 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_US | 63,398 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_US
Property, plant and equipment, net | 63,000 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_US |  |  |  | 71,800 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_US |  |  |  | 63,000 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_US | 71,800 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_US |
Japan |  |  |  |  |  |  |  |  |  |  |
Major Customer Disclosure |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 30,454 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_JP | 51,156 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_JP | 63,686 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_JP
Europe |  |  |  |  |  |  |  |  |  |  |
Major Customer Disclosure |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 21,349 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 15,985 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 5,236 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember
Canada |  |  |  |  |  |  |  |  |  |  |
Major Customer Disclosure |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 7,119 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_CA | 7,896 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_CA | 7,759 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_CA
Asia-Other |  |  |  |  |  |  |  |  |  |  |
Major Customer Disclosure |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 21,135 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = rmbs_AsiaOtherMember | 3,006 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = rmbs_AsiaOtherMember | 5,001 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = rmbs_AsiaOtherMember
India |  |  |  |  |  |  |  |  |  |  |
Major Customer Disclosure |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, net | 900 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_IN |  |  |  | 700 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_IN |  |  |  | 900 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_IN | 700 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_IN |
Other foreign locations |  |  |  |  |  |  |  |  |  |  |
Major Customer Disclosure |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, net | $ 100 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = rmbs_OtherForeignLocationMember |  |  |  | $ 100 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = rmbs_OtherForeignLocationMember |  |  |  | $ 100 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = rmbs_OtherForeignLocationMember | $ 100 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = rmbs_OtherForeignLocationMember |

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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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