Business Combinations - Additional Information (Details) - USD ($) $ in Millions |
3 Months Ended | ||||
|---|---|---|---|---|---|
Jan. 31, 2020 |
Aug. 01, 2019 |
Mar. 31, 2020 |
Mar. 31, 2019 |
Dec. 31, 2019 |
|
| Business Acquisition [Line Items] | |||||
| Purchase price of business acquisition | $ 42.1 | $ 2.0 | |||
| Goodwill | 1,464.1 | $ 1,477.9 | |||
| Net sales | 1,594.6 | 1,501.6 | |||
| Income from operations | $ 160.0 | $ 134.0 | |||
| Quad/Graphics, Inc. | |||||
| Business Acquisition [Line Items] | |||||
| Purchase price of business acquisition | $ 42.0 | ||||
| Identifiable tangible assets | 38.1 | ||||
| Quad/Graphics, Inc. | Customer Relationships | |||||
| Business Acquisition [Line Items] | |||||
| Identifiable intangible assets | $ 4.0 | ||||
| Artistic Carton Company | |||||
| Business Acquisition [Line Items] | |||||
| Total payments to acquire business | $ 53.0 | ||||