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Shares Repurchased and Dividends - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  |  | 3 Months Ended
--- | --- | --- | --- | ---
Oct. 23, 2019 | Oct. 22, 2019 | Jan. 02, 2019 | Nov. 30, 2019 | Nov. 24, 2018
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |
Stock Repurchased During Period, Value |  |  | $ 100,000 | $ 9,973 |
Shares repurchased (in shares) |  |  |  | 50,600 |
Total cost of shares repurchased divided by the total number of shares repurchased |  |  |  | $ 197.11 |
Class B Common Stock |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |
Quarterly dividend amount (in dollars per share) | $ 0.20 | $ 0.09 |  | 0.20 | $ 0.0900
Common Stock |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |
Quarterly dividend amount (in dollars per share) | $ 0.25 | $ 0.1125 |  | $ 0.25 | $ 0.1125
Shares repurchased (in shares) |  |  |  | 51,000 |

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- Definition Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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