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Revenue Recognition - Summary of Revenue Disaggregated by Sales Channel (Detail) - USD ($) $ in Thousands	3 Months Ended									12 Months Ended
	Jun. 25, 2020	[1]	Mar. 26, 2020	Dec. 26, 2019	Sep. 26, 2019	Jun. 27, 2019	Mar. 28, 2019	Dec. 27, 2018	Sep. 27, 2018	Jun. 25, 2020	Jun. 27, 2019	Jun. 28, 2018
Disaggregation of Revenue [Line Items]
Total	$ 204,199		$ 211,624	$ 246,423	$ 217,846	$ 216,762	$ 201,834	$ 253,317	$ 204,288	$ 880,092	$ 876,201	$ 888,931
Consumer [Member]
Disaggregation of Revenue [Line Items]
Total										673,989	624,585
Commercial Ingredients [Member]
Disaggregation of Revenue [Line Items]
Total										118,464	141,099
Contract Packaging [Member]
Disaggregation of Revenue [Line Items]
Total										$ 87,639	$ 110,517
[1] The decrease in net sales was primarily attributable to a 3.3% decrease in weighted average selling price per pound, combined with a decrease in sales volume for foodservice customers in our commercial ingredients distribution channel as a result of the COVID-19 pandemic.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045

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