Quarterly report pursuant to Section 13 or 15(d)

Business Combinations - Summary of Preliminary Recording of Fair Values of Assets Acquired and Liabilities Assumed (Detail)

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Business Combinations - Summary of Preliminary Recording of Fair Values of Assets Acquired and Liabilities Assumed (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 28, 2014
Sep. 28, 2013
Jun. 29, 2013
Dec. 29, 2012
FourStar Microbial [Member]
Dec. 29, 2012
Measurement Period Adjustments [Member]
FourStar Microbial [Member]
Dec. 29, 2012
Amounts Previously Recognized as of Acquisition Date [Member]
FourStar Microbial [Member]
Business Acquisition [Line Items]            
Current assets, net of cash and cash equivalents acquired       $ 220 $ 0 $ 220
Fixed assets       40 0 40
Goodwill 205,756 205,756 210,223 3,243 3,243 0
Intangible assets       7,102 5,958 1,144
Other long-term assets       0 (5,406) 5,406
Current liabilities       (13) 0 (13)
Other long-term liabilities       (4,165) (4,165) 0
Fair values of the assets acquired and liabilities assumed       6,427 (370) 6,797
Assets of aquiree recorded prior to purchase of majority interest       (1,592) 370 (1,962)
Net assets acquired, less cash and cash equivalents       $ 4,835 $ 0 $ 4,835