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Stockholders' Equity (Narratives) (Details) - USD ($) |  |  |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Sep. 14, 2023 | Aug. 23, 2023 | Sep. 09, 2021 | May 31, 2022 | Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2022 | Nov. 30, 2022
Class Of Stock [Line Items] |  |  |  |  |  |  |  |
Preferred stock shares outstanding |  |  |  |  | 0 |  |  |
Stock remains available for repurchase |  |  |  |  | $ 50,300,000 |  |  |
Payment for initial delivery of shares |  |  |  |  | 49,855,000 | $ 99,860,000 | $ 44,973,000 |
Stock repurchased during period, value |  |  |  |  | $ 49,900,000 | $ 99,900,000 | $ 45,000,000 |
Total number of shares repurchased |  |  |  |  | 2,400,000 | 5,400,000 | 3,900,000 |
Stock repurchase, extended period |  |  |  | 3 years |  |  |  |
Stock repurchase, extended period, effective date |  |  |  | Jul. 01, 2022 |  |  |  |
Stock repurchased average price per share |  |  |  |  | $ 21.08 | $ 18.58 | $ 11.59 |
Excise tax on stock repurchases |  |  |  |  | 1.00% |  |  |
Maximum |  |  |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |  |  |
Stock repurchase, authorized amount |  |  |  | $ 200,000,000.0 |  |  |  | $ 50,000,000
Stock repurchase, increase in authorized amount |  |  |  |  |  |  |  | $ 25,000,000
Maximum amount of common stock may be repurchased in any quarter |  |  |  | $ 25,000,000 |  |  |  |
2013 Equity Incentive Plan |  |  |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |  |  |
Maximum number of shares available for sale under equity incentive plan | 5,000,000 |  |  |  | 5,000,000 |  |  |
2014 Employee Stock Purchase Plan |  |  |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |  |  |
Maximum number of shares available for sale under equity incentive plan |  |  | 7,500,000 |  |  |  |  |
2021 Tax Benefit Preservation Plan | First Amendment |  |  |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |  |  |
Amendment start date |  | Aug. 24, 2023 |  |  |  |  |  |

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