Costs Associated with Exit and Restructuring Activities - Summary (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Restructuring Cost and Reserve [Line Items]
Document Period End Date			Jun. 30, 2020
Total restructuring, impairment and restructuring related charges
Restructuring charges	$ 135	$ 911	$ 375	$ 2,995
April 2014 Plan and June 2016 Plan [Member]
Total restructuring, impairment and restructuring related charges
Restructuring charges			375
Operating Earnings | April 2014 Plan and June 2016 Plan [Member]
Total restructuring, impairment and restructuring related charges
Restructuring charges	$ 135	$ 911	$ 375	$ 2,995