Restructuring	9 Months Ended
Sep. 30, 2018
Restructuring and Related Activities [Abstract]
Restructuring	Restructuring Restructuring expense of $3.1 million for the three and nine months ended September 30, 2018, respectively, due to severance charges incurred related to a management initiative which commenced in the third quarter of 2018, resulting in employee terminations at our corporate headquarters and AMCNI. We expect additional charges in the fourth quarter of 2018. All amounts remain outstanding at September 30, 2018. Restructuring expense of $1.3 million and $3.9 million for the three and nine months ended September 30, 2017, respectively, related to corporate headquarter severance charges in connection with the restructuring initiative launched during the second half of 2016 and charges incurred at AMCNI related to costs associated with the termination of distribution in certain territories.

Restructuring

9 Months Ended

Sep. 30, 2018

Restructuring and Related Activities [Abstract]

Restructuring expense of $3.1 million for the three and nine months ended September 30, 2018, respectively, due to severance charges incurred related to a management initiative which commenced in the third quarter of 2018, resulting in employee terminations at our corporate headquarters and AMCNI. We expect additional charges in the fourth quarter of 2018. All amounts remain outstanding at September 30, 2018.

Restructuring expense of $1.3 million and $3.9 million for the three and nine months ended September 30, 2017, respectively, related to corporate headquarter severance charges in connection with the restructuring initiative launched during the second half of 2016 and charges incurred at AMCNI related to costs associated with the termination of distribution in certain territories.