Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands |
9 Months Ended | |
|---|---|---|
May 30, 2020 |
Aug. 31, 2019 |
|
| Accounts receivable, allowance for doubtful accounts | $ 19,959 | $ 17,088 |
| Preferred stock, par value | $ 0.001 | $ 0.001 |
| Preferred stock, shares authorized | 5,000,000 | 5,000,000 |
| Preferred stock, shares issued | 0 | 0 |
| Preferred stock, shares outstanding | 0 | 0 |
| Class A treasury stock, at cost, shares | 1,238,443 | 1,248,944 |
| Class A Common Stock [Member] | ||
| Common stock, votes per share | one | |
| Common stock, par value | $ 0.001 | $ 0.001 |
| Common stock, shares authorized | 100,000,000 | 100,000,000 |
| Common stock, shares issued | 46,763,907 | 46,277,284 |
| Class B Common Stock [Member] | ||
| Common stock, votes per share | ten | |
| Common stock, par value | $ 0.001 | $ 0.001 |
| Common stock, shares authorized | 50,000,000 | 50,000,000 |
| Common stock, shares issued | 10,054,856 | 10,193,348 |
| Common stock, shares outstanding | 10,054,856 | 10,193,348 |