Guarantor Financial Information - Additional Information (Details)	Sep. 30, 2019
Donnelley Financial, LLC and DFS International Holding, Inc
Condensed Income Statements Captions [Line Items]
Percentage of ownership in directly owned subsidiaries	100.00%

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.

No definition available.

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