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Marketable Debt Securities (Tables) | 3 Months Ended
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Nov. 21, 2020
Marketable Debt Securities |
Available-for-Sale Marketable Securities | The Company’s available-for-sale marketable debt securities consisted of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | November 21, 2020
​ |  | Amortized |  | Gross |  | Gross |  | ​
​ | ​ | Cost | ​ | Unrealized | ​ | Unrealized | ​ | Fair
(in thousands) | ​ | Basis | ​ | Gains | ​ | Losses | ​ | Value
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Corporate debt securities | ​ | $ | 42,192 | ​ | $ | 816 | ​ | $ | — | ​ | $ | 43,008
Government bonds | ​ |  | 75,235 | ​ |  | 968 | ​ |  | (18) | ​ |  | 76,185
Mortgage-backed securities | ​ |  | 6,590 | ​ |  | 68 | ​ |  | (1) | ​ |  | 6,657
Asset-backed securities and other | ​ |  | 15,644 | ​ |  | 131 | ​ |  | (2) | ​ |  | 15,773
​ | ​ | $ | 139,661 | ​ | $ | 1,983 | ​ | $ | (21) | ​ | $ | 141,623
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | August 29, 2020
​ |  | Amortized |  | Gross |  | Gross |  | ​
​ | ​ | Cost | ​ | Unrealized | ​ | Unrealized | ​ | Fair
(in thousands) | ​ | Basis | ​ | Gains | ​ | Losses | ​ | Value
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Corporate debt securities | ​ | $ | 46,652 | ​ | $ | 970 | ​ | $ | (4) | ​ | $ | 47,618
Government bonds | ​ |  | 44,594 | ​ |  | 1,172 | ​ |  | — | ​ |  | 45,766
Mortgage-backed securities | ​ |  | 4,842 | ​ |  | 75 | ​ |  | — | ​ |  | 4,917
Asset-backed securities and other | ​ |  | 48,798 | ​ |  | 143 | ​ |  | (3) | ​ |  | 48,938
​ | ​ | $ | 144,886 | ​ | $ | 2,360 | ​ | $ | (7) | ​ | $ | 147,239

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- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI http://asc.fasb.org/topic&trid=2196928 + Details
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- References No definition available. + Details
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