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Summary of Potential Payment of Holdback Amount (Detail) (USD $)
In Thousands, unless otherwise specified
Feb. 23, 2013
May 19, 2014
Scenario, Forecast
Co-pack decision
Feb. 18, 2014
Scenario, Forecast
Co-pack decision
Nov. 20, 2013
Scenario, Forecast
Co-pack decision
Aug. 17, 2014
Scenario, Forecast
Bakery decision
May 19, 2014
Scenario, Forecast
Bakery decision
Feb. 18, 2014
Scenario, Forecast
Bakery decision
Nov. 20, 2013
Scenario, Forecast
Bakery decision
Business Acquisition [Line Items]                
Potential payment holdback amount $ 10,000 $ 5,000 $ 7,500 $ 10,000 $ 5,000 $ 7,500 $ 10,000 $ 10,000