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Segment Information (Details) - Customer concentration risk - Accounts receivable | Jun. 30, 2022 | Dec. 31, 2021
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Customer 1 |  |
Concentration risk |  |
Accounts receivable from major customer as a percentage of total accounts receivable | 26.00% |
Customer 2 |  |
Concentration risk |  |
Accounts receivable from major customer as a percentage of total accounts receivable | 20.00% | 17.00%
Customer 3 |  |
Concentration risk |  |
Accounts receivable from major customer as a percentage of total accounts receivable | 13.00% | 19.00%

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

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- 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
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Balance Type: | na
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |