Changes in Carrying Amount of Goodwill (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012
Goodwill [Line Items]
Balance beginning of period	$ 477,812
Goodwill acquired during the year	5,783
Measurement period adjustments to goodwill acquired in prior year	1,167
Exchange effect	(135)
Balance end of period	484,627
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	452
Balance end of period	376,332
Food Processing
Goodwill [Line Items]
Balance beginning of period	102,460
Goodwill acquired during the year	5,783
Measurement period adjustments to goodwill acquired in prior year	639
Exchange effect	(587)
Balance end of period	$ 108,295