v3.21.1

Shareholders' Equity - Additional Information (Detail) - USD ($) | 3 Months Ended | 9 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Mar. 26, 2021 | Mar. 27, 2020 | Mar. 26, 2021 | Mar. 27, 2020 | Aug. 31, 2020 | Jun. 26, 2020 | May 31, 2019 | Feb. 28, 2018 | Aug. 31, 2017
Shareholders Equity [Line Items] |  |  |  |  |  |  |  |  |
Ordinary shares, authorized share capital | 500,000,000 |  | 500,000,000 |  |  | 500,000,000 |  |  |
Ordinary shares, par value (in USD per share) | $ 0.01 |  | $ 0.01 |  |  | $ 0.01 |  |  |
Preferred shares, shares authorized (in shares) | 5,000,000 |  | 5,000,000 |  |  | 5,000,000 |  |  |
Preferred shares, par value (in USD per share) | $ 0.01 |  | $ 0.01 |  |  | $ 0.01 |  |  |
Share repurchase program, approved amount |  |  |  |  |  |  |  |  | $ 30,000,000.0
Share repurchase program, increase in shares authorized for repurchase |  |  |  |  | $ 58,500,000 |  | $ 50,000,000.0 | $ 30,000,000.0 |
Treasury stock, carrying basis | $ 91,700,000 |  | $ 91,700,000 |  |  | $ 168,500,000 |  |  |
Treasury stock acquired (in shares) | 15,354 | 355,000 | 116,903 | 355,000 |  |  |  |  |
Treasury stock acquired, average cost (in USD per share) | $ 80.64 |  | $ 71.09 |  |  |  |  |  |
Treasury stock, value, acquired, cost method | $ 1,238,000 | $ 20,722,000 | $ 8,312,000 | $ 20,722,000 |  |  |  |  |
1999 and 2010 Stock Plan |  |  |  |  |  |  |  |  |
Shareholders Equity [Line Items] |  |  |  |  |  |  |  |  |
Ordinary shares issued upon vesting of restricted shares (in shares) | 43,098 | 52,041 | 269,199 | 230,178 |  |  |  |  |

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