Restructuring (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 28, 2019	Sep. 29, 2018	Sep. 28, 2019	Sep. 29, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 4,223	$ 12,111	$ 6,806	$ 18,245
Commercial Foodservice Equipment Group
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	2,100
Residential Kitchen
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	1,300
Effects on Future Earnings, Restructuring	3,000		3,000
AGA Group | Residential Kitchen
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	700		2,400
Restructuring Charges, Cumulative			58,100
Effects on Future Earnings, Restructuring	20,000		20,000
Minimum | Commercial Foodservice Equipment Group
Restructuring Cost and Reserve [Line Items]
Effects on Future Earnings, Restructuring	10,000		10,000
Maximum | Commercial Foodservice Equipment Group
Restructuring Cost and Reserve [Line Items]
Effects on Future Earnings, Restructuring	$ 15,000		$ 15,000