Final Allocation of the Cash Paid for PerfectFry Acquisition (Detail) (PerfectFry, USD $) In Thousands	Jul. 13, 2010
Business Acquisition [Line Items]
Cash	$ 247
Current assets	1,633
Goodwill	2,206
Other intangibles	1,653
Current liabilities	(885)
Net assets acquired and liabilities assumed	4,854
as initially reported
Business Acquisition [Line Items]
Cash	247
Current assets	1,949
Goodwill	2,502
Other intangibles	1,653
Current liabilities	(1,497)
Net assets acquired and liabilities assumed	4,854
Measurement Period Adjustments
Business Acquisition [Line Items]
Current assets	(316)
Goodwill	(296)
Current liabilities	$ 612

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