Changes in Carrying Amount of Goodwill (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 29, 2012
Goodwill [Line Items]
Balance beginning of period	$ 477,812
Goodwill acquired during the year	23,669
Measurement period adjustments to goodwill acquired in prior year	879
Exchange effect	2,823
Balance end of period	505,183
Commercial Foodservice
Goodwill [Line Items]
Balance beginning of period	375,352
Goodwill acquired during the year	0
Measurement period adjustments to goodwill acquired in prior year	528
Exchange effect	2,342
Balance end of period	378,222
Food Processing
Goodwill [Line Items]
Balance beginning of period	102,460
Goodwill acquired during the year	23,669
Measurement period adjustments to goodwill acquired in prior year	351
Exchange effect	481
Balance end of period	$ 126,961