Restrictions on the entity's ability to pay dividends as required by the terms of the credit facility.

No definition available.

Name:	dfin_LineOfCreditFacilityMaximumAnnualDividendPaymentRestrictions
Namespace Prefix:	dfin_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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Period Type:	duration

- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

+ References

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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.

+ References

No definition available.

+ Details

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

- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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+ Details

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

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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

- Definition

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
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Period Type:

- Details

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- Details

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- Details

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Debt - Additional Information (Details) - USD ($) $ in Millions	May 27, 2021	Jun. 30, 2022	Dec. 31, 2021	Oct. 14, 2021	Jun. 30, 2021
Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit		$ 110.0	$ 0.0
Weighted average interest rate on borrowing		3.10%			2.60%
Amended and Restated Credit Agreement
Debt Instrument [Line Items]
Credit facility	$ 300.0
Allowable annual dividend payment under credit agreement	$ 20.0
Amended and Restated Credit Agreement \| Term Loan A Facility
Debt Instrument [Line Items]
Long Term Debt				$ 200.0
Fair value of senior notes		$ 120.0	$ 124.2
Weighted average interest rate on borrowing		2.60%
Amended and Restated Credit Agreement \| Term Loan A Facility \| LIBOR rate \| Maximum
Debt Instrument [Line Items]
Debt instrument basis spread on variable rate	2.50%
Amended and Restated Credit Agreement \| Term Loan A Facility \| LIBOR rate \| Minimum
Debt Instrument [Line Items]
Debt instrument basis spread on variable rate	2.00%