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Equity Plans | 3 Months Ended
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Dec. 02, 2021
Share-based Payment Arrangement [Abstract] |
Equity Plans | Equity Plans As of December 2, 2021, 98 million shares of our common stock were available for future awards under our equity plans. Restricted Stock and Restricted Stock Units (“Restricted Stock Awards”) In the first quarter of 2022, our Board of Directors approved dividend equivalent rights for unvested restricted stock units awarded on or after October 13, 2021. Restricted Stock Awards activity is summarized as follows:
Three months ended | December 2, 2021 | December 3, 2020
Restricted stock award shares granted | 10 | 10
Weighted-average grant-date fair value per share | $ | 70.42 |  | $ | 50.78 |
Stock-based Compensation Expense Stock based compensation expense recognized in our statements of operations is presented below. Stock-based compensation expense of $36 million and $30 million was capitalized and remained in inventory as of December 2, 2021 and September 2, 2021, respectively.
Three months ended | December 2, 2021 | December 3, 2020
Stock-based compensation expense by caption |  |
Cost of goods sold | $ | 43 |  | $ | 41 |
Research and development | 38 |  | 24 |
Selling, general, and administrative | 35 |  | 27 |
Restructure | (5) |  | — |
| $ | 111 |  | $ | 92 |
Stock-based compensation expense by type of award |  |
Restricted stock awards | $ | 96 |  | $ | 77 |
ESPP | 14 |  | 12 |
Stock options | 1 |  | 3 |
| $ | 111 |  | $ | 92 |
As of December 2, 2021, $1.21 billion of total unrecognized compensation costs for unvested awards, before the effect of any future forfeitures, was expected to be recognized through the first quarter of 2026, resulting in a weighted-average period of 1.5 years.

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- Definition The entire disclosure for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -URI http://asc.fasb.org/topic&trid=2228938 + Details
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