Estimated Fair Values of Assets Acquired and Liabilities Assumed for the Lincat Group Acquisition (Detail) (Lincat, USD $) In Thousands, unless otherwise specified	May 27, 2011
Business Acquisition [Line Items]
Cash	$ 12,392
Current assets	16,992
Property, plant and equipment	14,368
Goodwill	37,963
Other intangibles	33,319
Current liabilities	(10,930)
Long-term deferred tax liability	(7,971)
Other non-current liabilities	(1,611)
Net assets acquired and liabilities assumed	94,522
as initially reported
Business Acquisition [Line Items]
Cash	12,392
Current assets	16,992
Property, plant and equipment	14,368
Goodwill	45,765
Other intangibles	31,343
Current liabilities	(10,924)
Long-term deferred tax liability	(13,803)
Other non-current liabilities	(1,611)
Net assets acquired and liabilities assumed	94,522
Measurement Period Adjustments
Business Acquisition [Line Items]
Goodwill	(7,802)
Other intangibles	1,976
Current liabilities	(6)
Long-term deferred tax liability	$ 5,832