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Commitments and Contingencies - Narrative (Details) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Aug. 27, 2016 USD ($) | May 27, 2017 USD ($) site company
Gain Contingencies [Line Items] |  |
Estimated rate of inflation |  | 3.00%
Annual proceeds |  | $ 0.3
Balance in escrow account |  | $ 3.7
Number of Insurance Companies | company |  | 3
Minimum |  |
Gain Contingencies [Line Items] |  |
Risk-free interest rates utilized |  | 2.30%
Maximum |  |
Gain Contingencies [Line Items] |  |
Risk-free interest rates utilized |  | 2.90%
Selling and Administrative Expenses |  |
Gain Contingencies [Line Items] |  |
Gain related to environmental litigation settlement | $ 15.9 |
Williamstown, Vermont |  |
Gain Contingencies [Line Items] |  |
Number of sites related to former operations | site |  | 3

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- Definition The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14326-108349 + Details
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