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v3.5.0.2

Subsequent Events (Details) $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2016 USD ($) | Jun. 30, 2016 USD ($) Fulfillment_center Corrugated_product_plant Design_center | Jun. 30, 2015 USD ($) | Jun. 30, 2016 USD ($) Fulfillment_center Corrugated_product_plant Design_center | Jun. 30, 2015 USD ($) | Dec. 31, 2015 USD ($)
Subsequent Event [Line Items] |  |  |  |  |  |
Net sales |  | $ 1,417.4 | $ 1,454.3 | $ 2,818.4 | $ 2,880.0 |
TimBar Corporation |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Net sales |  |  |  |  |  | $ 324.0
Number of Corrugated product plants | Corrugated_product_plant |  | 5 |  | 5 |  |
Number of fulfillment centers | Fulfillment_center |  | 2 |  | 2 |  |
Number of design centers | Design_center |  | 4 |  | 4 |  |
Forecast | TimBar Corporation |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Cash purchase price | $ 386.0 |  |  |  |  |

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