Changes in Carrying Amount of Goodwill (Details) $ in Thousands	9 Months Ended
	Sep. 29, 2018 USD ($)
Goodwill [Line Items]
Balance beginning of period	$ 1,264,810
Goodwill acquired during the year	583,228
Measurement period adjustments to goodwill acquired in prior year	(2,027)
Exchange effect	(22,753)
Balance end of period	1,823,258
Commercial Foodservice Equipment Group [Member]
Goodwill [Line Items]
Balance beginning of period	631,451
Goodwill acquired during the year	563,661
Measurement period adjustments to goodwill acquired in prior year	(1,559)
Exchange effect	(11,941)
Balance end of period	1,181,612
Food Processing Group [Member]
Goodwill [Line Items]
Balance beginning of period	198,278
Goodwill acquired during the year	19,567
Measurement period adjustments to goodwill acquired in prior year	(468)
Exchange effect	(3,338)
Balance end of period	214,039
Residential Kitchen [Member]
Goodwill [Line Items]
Balance beginning of period	435,081
Goodwill acquired during the year	0
Measurement period adjustments to goodwill acquired in prior year	0
Exchange effect	(7,474)
Balance end of period	$ 427,607