XML 23 R42.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Segments and Major Customers (Details 1) (Customer Concentration Risk, Accounts Receivable [Member]) | Jun. 30, 2014 | Dec. 31, 2013
--- | --- | ---
Customer 1 |  |
Concentration Risk [Line Items] |  |
Customer concentration risk | 68.00% |
Customer 2 |  |
Concentration Risk [Line Items] |  |
Customer concentration risk | 25.00% | 74.00%

X
- Definition Customer concentration risk + References No definition available. + Details
Name: | rmbs_Customerconcentrationrisk
Namespace Prefix: | rmbs_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_ConcentrationRiskLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration