XML 96 R80.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Agreement with SK hynix (Details 4) (Details) - USD ($) $ in Millions | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013 | Jun. 30, 2015 | Dec. 09, 2013 | Jun. 11, 2013
Micron Agreement [Member] |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Cash Received | $ 40.0 | $ 40.0 | $ 5.5 |  |  |
Estimated to Be Received in 2016 | 40.0 |  |  |  |  |
Estimated to Be Received in 2017 | 40.0 |  |  |  |  |
Estimated to Be Received in 2018 | 40.0 |  |  |  |  |
Estimated to Be Received in 2019 | 40.0 |  |  |  |  |
Estimated to Be Received in 2020 | 34.5 |  |  |  |  |
Total Estimated Cash receipts | 280.0 |  |  |  | $ 280.0 |
Micron Agreement [Member] | Royalty revenue |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Cash Received | 38.7 | 38.7 | 5.3 |  |  |
Estimated to Be Received in 2016 | 39.5 |  |  |  |  |
Estimated to Be Received in 2017 | 40.0 |  |  |  |  |
Estimated to Be Received in 2018 | 40.0 |  |  |  |  |
Estimated to Be Received in 2019 | 40.0 |  |  |  |  |
Estimated to Be Received in 2020 | 34.5 |  |  |  |  |
Total Estimated Cash receipts | 276.7 |  |  |  | $ 276.7 |
Micron Agreement [Member] | Gain from settlement |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Cash Received | 1.3 | 1.3 | 0.2 |  |  |
Estimated to Be Received in 2016 | 0.5 |  |  |  |  |
Estimated to Be Received in 2017 | 0.0 |  |  |  |  |
Estimated to Be Received in 2018 | 0.0 |  |  |  |  |
Estimated to Be Received in 2019 | 0.0 |  |  |  |  |
Estimated to Be Received in 2020 | 0.0 |  |  |  |  |
Total Estimated Cash receipts | 3.3 |  |  |  |  |
SK hynix |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Cash Received | 56.0 | 48.0 | 24.0 |  |  |
Estimated to Be Received in 2016 | 64.0 |  |  |  |  |
Estimated to Be Received in 2017 | 48.0 |  |  |  |  |
Estimated to Be Received in 2018 | 40.0 |  |  |  |  |
Estimated to Be Received in 2019 | 32.0 |  |  |  |  |
Estimated to Be Received in 2020 and thereafter | 216.0 |  |  |  |  |
Total Estimated Cash receipts | 528.0 |  |  | $ 528.0 |  | $ 240.0
SK hynix | Royalty revenue |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Cash Received | 55.3 | 47.3 | 23.6 |  |  |
Estimated to Be Received in 2016 | 63.9 |  |  |  |  |
Estimated to Be Received in 2017 | 48.0 |  |  |  |  |
Estimated to Be Received in 2018 | 40.0 |  |  |  |  |
Estimated to Be Received in 2019 | 32.0 |  |  |  |  |
Estimated to Be Received in 2020 and thereafter | 216.0 |  |  |  |  |
Total Estimated Cash receipts | 526.1 |  |  | $ 526.1 |  |
SK hynix | Gain from settlement |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Cash Received | 0.7 | $ 0.7 | $ 0.4 |  |  |
Estimated to Be Received in 2016 | 0.1 |  |  |  |  |
Estimated to Be Received in 2017 | 0.0 |  |  |  |  |
Estimated to Be Received in 2018 | 0.0 |  |  |  |  |
Estimated to Be Received in 2019 | 0.0 |  |  |  |  |
Estimated to Be Received in 2020 and thereafter | 0.0 |  |  |  |  |
Total Estimated Cash receipts | $ 1.9 |  |  |  |  |

X
- Definition Settlement Agreement, Consideration + References No definition available. + Details
Name: | rmbs_SettlementAgreementConsideration
Namespace Prefix: | rmbs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Settlement Agreement, Future Receivables, Due In Fifth Full Fiscal Year + References No definition available. + Details
Name: | rmbs_SettlementAgreementFutureReceivablesDueInFifthFullFiscalYear
Namespace Prefix: | rmbs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Settlement Agreement, Future Receivables, Due In Fifth Full Fiscal Year And Thereafter + References No definition available. + Details
Name: | rmbs_SettlementAgreementFutureReceivablesDueInFifthFullFiscalYearAndThereafter
Namespace Prefix: | rmbs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Settlement Agreement, Future Receivables, Due within the fourth full fiscal year following the date of the most recent balance sheet. + References No definition available. + Details
Name: | rmbs_SettlementAgreementFutureReceivablesDueinFourthFullFiscalYear
Namespace Prefix: | rmbs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Settlement Agreement, Future Recivables, Due within the first full fiscal year following the date of the most recent balance sheet. + References No definition available. + Details
Name: | rmbs_SettlementAgreementFutureRecivablesDueinFirstFullFiscalYear
Namespace Prefix: | rmbs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Settlement Agreement, Future Recivables, Due within the fourth full fiscal year following the date of the most recent balance sheet. + References No definition available. + Details
Name: | rmbs_SettlementAgreementFutureRecivablesDueinFouthFullFiscalYear
Namespace Prefix: | rmbs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Settlement Agreement, Future Recivables, Due within the second full fiscal year following the date of the most recent balance sheet. + References No definition available. + Details
Name: | rmbs_SettlementAgreementFutureRecivablesDueinSecondFullFiscalYear
Namespace Prefix: | rmbs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Settlement Agreement, Future Recivables, Due within the third full fiscal year following the date of the most recent balance sheet. + References No definition available. + Details
Name: | rmbs_SettlementAgreementFutureRecivablesDueinThirdFiscalYear
Namespace Prefix: | rmbs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Cash received for the settlement of litigation during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3536-108585 + Details
Name: | us-gaap_ProceedsFromLegalSettlements
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | rmbs_AgreementNameAxis=rmbs_MicronAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_RoyaltyArrangementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=rmbs_GainFromSettlementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rmbs_AgreementNameAxis=rmbs_SKHynixMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |