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Share Repurchase (Detail) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Mar. 31, 2021 | Mar. 31, 2020 | Feb. 04, 2020 | Nov. 08, 2018
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |
Total number of share repurchases | 974,883 | 1,164,308 | 2,448,746 | 3,838,275 |  |
Total cost of share repurchases | $ 36,605 | $ 36,870 | $ 81,568 | $ 136,889 |  |
Average price paid per share | $ 37.55 | $ 31.67 | $ 33.31 | $ 35.66 |  |
Life-to-Date Current Shares Repurchase Program Total number of share repurchases | 966,722 |  | 966,722 |  |  |
Life-to-Date Current Shares Repurchase Program Total cost of share repurchases | $ 36,337 |  | $ 36,337 |  |  |
Life-to-Date Current Shares Repurchase Program Average price paid per share | $ 37.59 |  | $ 37.59 |  |  |
Authorized On February Fourth Two-Thousand Twenty [Member] |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |
Authorized amount for repurchase |  |  |  |  | $ 300,000 |
Maximum |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |
Remaining authorized amount for repurchase | $ 263,700 |  | $ 263,700 |  |  |
Maximum | Authorized On November Eighth Two-Thousand Twenty [Member] |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |
Authorized amount for repurchase |  |  |  |  |  | $ 300,000

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