XML 27 R40.htm IDEA: XBRL DOCUMENT v2.4.1.9

Segments and Major Customers (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Major Customer Disclosure
Revenues	$ 72,914us-gaap_SalesRevenueNet	$ 78,288us-gaap_SalesRevenueNet
South Korea
Major Customer Disclosure
Revenues	26,821us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_KR	26,853us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_KR
USA
Major Customer Disclosure
Revenues	27,707us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_US	28,674us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_US
Japan
Major Customer Disclosure
Revenues	8,491us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_JP	9,255us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_JP
Europe
Major Customer Disclosure
Revenues	5,175us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember	8,563us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember
Canada
Major Customer Disclosure
Revenues	196us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_CA	1,824us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_CA
Asia-Other
Major Customer Disclosure
Revenues	$ 4,524us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = rmbs_AsiaOtherMember	$ 3,119us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = rmbs_AsiaOtherMember

X

- Details

Name:	us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems
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_StatementGeographicalAxis=country_CA
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=country_JP
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=country_KR
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=country_US
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=rmbs_AsiaOtherMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=us-gaap_EuropeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: