Debt Instrument, Accrued Interest

No definition available.

Name:	ryam_DebtInstrumentAccruedInterest
Namespace Prefix:	ryam_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of the fee that accompanies borrowing money under the debt instrument.

+ References

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

- 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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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

No definition available.

+ Details

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

- Definition

Amount, after accumulated amortization, of debt discount.

+ References

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+ Details

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

- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

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+ Details

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

- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

+ References

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+ Details

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

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_LongTermDebtMember
Namespace Prefix:
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Balance Type:
Period Type:

- Details

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Debt and Finance Leases - 2027 Term Loan (Details) - USD ($)	1 Months Ended	12 Months Ended
	Jul. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Nov. 30, 2024	Oct. 31, 2024	Jan. 31, 2024
Debt Instrument [Line Items]
Net proceeds		$ 672,200,000	$ 465,030,000	$ 5,721,000
2027 Term Loan \| Secured Debt
Debt Instrument [Line Items]
Face amount	$ 250,000,000
Net proceeds	243,000,000
Debt original issue discount	7,000,000
Issuance costs	$ 10,000,000					$ 13,000,000
Fee amount							$ 3,000,000
Debt repurchased					$ 245,000,000
Accrued interest					$ 3,000,000
2027 Term Loan \| Secured Debt \| Long-Term Debt
Debt Instrument [Line Items]
Fee amount							2,000,000
2027 Term Loan \| Secured Debt \| Selling, General and Administrative Expenses
Debt Instrument [Line Items]
Fee amount							$ 1,000,000