Revenue Recognition (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
May 30, 2020	May 25, 2019	May 30, 2020	May 25, 2019
Disaggregation of revenue
Net sales	$ 215,101	$ 139,468	$ 594,355	$ 384,199
North America
Disaggregation of revenue
Net sales	121,937	133,873	381,184	366,425
International
Disaggregation of revenue
Net sales	5,930	5,595	20,550	17,774
Atkins
Disaggregation of revenue
Net sales	127,867	139,468	401,734	384,199
Acquisition of Quest \| Quest
Disaggregation of revenue
Net sales	$ 87,234	$ 0	$ 192,621	$ 0

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.

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

Name:	us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration