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Business Combinations - Additional Information (Detail) (USD $) | Mar. 29, 2014 | Sep. 28, 2013 | Mar. 30, 2013 | Dec. 29, 2012 FourStar Microbial [Member]
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Business Acquisition [Line Items] |  |  |  |
Acquired remaining majority interest in cash |  |  |  | $ 4,835,000
Contingent future performance-based payments |  |  |  | 4,200,000
Excess of purchase price recorded as goodwill | $ 205,756,000 | $ 205,756,000 | $ 210,223,000 | $ 3,243,000

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- Definition Amount recognized as of the acquisition date for the assets, including goodwill, in excess of (less than) the aggregate liabilities assumed, less the noncontrolling interest in the acquiree. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472 + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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