Debt, Volume Weighted Average Price

No definition available.

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Namespace Prefix:	rmbs_
Data Type:	dtr-types1:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

+ Details

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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.

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+ Details

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- Definition

Face (par) amount of the original debt instrument that was repurchased.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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- Definition

The cash outflow from the repayment of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.

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Balance Type:	credit
Period Type:	duration

- Definition

Number of shares issued during the period as a result of the conversion of convertible securities.

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Convertible Notes (Narrative) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands						1 Months Ended	3 Months Ended			12 Months Ended
	Aug. 25, 2022	Aug. 11, 2022	Apr. 01, 2022	Mar. 31, 2022	Mar. 02, 2022	Mar. 29, 2022	Mar. 31, 2023	Sep. 30, 2022	Mar. 31, 2022	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Debt instrument
Loss on extinguishment of debt										$ 0	$ 0	$ 83,626
Loss on fair value adjustment of derivatives, net										$ 0	$ 240	10,585
Common stock
Debt instrument
Issuance of common stock in connection with the maturity of the convertible senior notes related to the settlement of the in-the-money conversion feature of the convertible senior notes (in shares)											284
1.375% Convertible senior notes due 2023 \| Convertible senior notes
Debt instrument
Face value												$ 10,400
Repayments of convertible debt							$ 10,400
Issuance of common stock in connection with the maturity of the convertible senior notes related to the settlement of the in-the-money conversion feature of the convertible senior notes (in shares)							300
1.375% Convertible senior notes due 2023 \| Convertible senior notes \| 2023 Notes Partial Repurchase, first quarter 2022
Debt instrument
Repayments of convertible debt				$ 174,500	$ 199,100
Repurchased convertible debt, face amount				$ 107,900	$ 123,100				$ 107,900
Debt, volume-weighted average price						$ 29.6789
Loss on extinguishment of debt									66,500
Loss on fair value adjustment of derivatives, net									$ 8,300
1.375% Convertible senior notes due 2023 \| Convertible senior notes \| 2023 Notes Partial Repurchase, first quarter 2022 \| Remainder of 2023 Notes Partial Repurchase
Debt instrument
Repayments of convertible debt			$ 24,600
Repurchased convertible debt, face amount			$ 15,200
1.375% Convertible senior notes due 2023 \| Convertible senior notes \| 2023 Notes Partial Repurchase, third quarter 2022
Debt instrument
Repayments of convertible debt		$ 58,900
Repurchased convertible debt, face amount		$ 39,000
Debt, volume-weighted average price	$ 27.8456
Loss on extinguishment of debt								$ 17,100
Loss on fair value adjustment of derivatives, net								$ 2,300