Multiemployer	12 Months Ended
Dec. 31, 2017
Multiemployer plans [Member]
Multiemployer Plans [Line Items]
Pension and Other Postretirement Benefits Disclosure [Text Block]	MULTIEMPLOYER DEFINED BENEFIT PENSION PLANS As of December 31, 2016, the Company no longer contributes to any multiemployer defined benefit pension plans. In 2016, the Company withdrew from the Warehouse Employees Local 169 & Employers Joint Pension Fund as part of the closure of a Bemis Healthcare Packaging plant in Philadelphia, PA (refer to Note 7 - Divestitures and Plant Closures). The withdrawal liability was settled and paid in January 2017. Company contributions to the plan were $0.0 million and $0.1 million in the years ended December 31, 2016 and 2015, respectively.

Multiemployer

12 Months Ended

Dec. 31, 2017

Pension and Other Postretirement Benefits Disclosure [Text Block]

MULTIEMPLOYER DEFINED BENEFIT PENSION PLANS

As of December 31, 2016, the Company no longer contributes to any multiemployer defined benefit pension plans.

In 2016, the Company withdrew from the Warehouse Employees Local 169 & Employers Joint Pension Fund as part of the closure of a Bemis Healthcare Packaging plant in Philadelphia, PA (refer to Note 7 - Divestitures and Plant Closures). The withdrawal liability was settled and paid in January 2017. Company contributions to the plan were $0.0 million and $0.1 million in the years ended December 31, 2016 and 2015, respectively.