Changes in Carrying Amount of Goodwill (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012
Goodwill [Line Items]
Balance beginning of period	$ 477,812
Goodwill acquired during the year	5,797
Measurement period adjustments to goodwill acquired in prior year	944
Exchange effect	2,737
Balance end of period	487,290
Commercial Foodservice
Goodwill [Line Items]
Balance beginning of period	375,352
Measurement period adjustments to goodwill acquired in prior year	1,683
Exchange effect	1,754
Balance end of period	378,789
Food Processing
Goodwill [Line Items]
Balance beginning of period	102,460
Goodwill acquired during the year	5,797
Measurement period adjustments to goodwill acquired in prior year	(739)
Exchange effect	983
Balance end of period	$ 108,501