Estimated Fair Values of Assets Acquired and Liabilities Assumed for the Cozzini Acquisition (Detail) (Cozzini, USD $) In Thousands	Sep. 21, 2010
Business Acquisition [Line Items]
Cash	$ 587
Current assets	13,731
Property, plant and equipment	833
Goodwill	7,957
Other intangibles	7,811
Other assets	707
Current liabilities	(11,850)
Consideration paid at closing	19,776
Contingent consideration	2,000
Net assets acquired and liabilities assumed	21,776
as initially reported
Business Acquisition [Line Items]
Cash	557
Current assets	13,601
Property, plant and equipment	863
Goodwill	9,601
Other intangibles	6,691
Other assets	636
Current liabilities	(11,859)
Consideration paid at closing	20,090
Contingent consideration	2,000
Net assets acquired and liabilities assumed	22,090
Measurement Period Adjustments
Business Acquisition [Line Items]
Cash	30
Current assets	130
Property, plant and equipment	(30)
Goodwill	(1,644)
Other intangibles	1,120
Other assets	71
Current liabilities	9
Consideration paid at closing	(314)
Net assets acquired and liabilities assumed	$ (314)