v3.25.2
Employee Benefit Plans (Narratives) (Details) - USD ($)
 12 Months Ended 103 Months Ended
Sep. 14, 2024
Feb. 15, 2024
Sep. 09, 2021
Aug. 27, 2014
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Nov. 20, 2013
Jun. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Shares outstanding for options and awards         496,000 1,073,000      
Total intrinsic value of options exercised         $ 5,000,000 $ 1,100,000 $ 0    
Options granted         0 0      
Stock options or Awards /units granted, grant date fair value         $ 15.78        
Aggregate shares withheld upon vesting         1,400,000 1,900,000 1,400,000    
Cash remitted to the appropriate taxing authorities         $ 21,200,000 $ 47,900,000 $ 21,900,000    
Granted         4,857,000        
Initial Performance Period                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock price target   $ 23     $ 41.38        
Initial Performance Period | 3rd Anniversary                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Vesting Rights Percentage         50.00%        
Fourth Year Performance Period                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock price target   $ 26     $ 46.96        
Fourth Year Performance Period | 4th Anniversary                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Vesting Rights Percentage         50.00%        
401(k) Plan                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Maximum annual contributions per employee         $ 23,500        
Additional annual contribution per employee over age of 50         7,500        
Additional annual contribution per employee age of 60-63         $ 11,250        
Employer matching contribution per dollar contributed by employee         0.50%        
Maximum employer matching contribution of employee total compensation (percent)         6.00%        
Matching contributions to the Plan         $ 5,700,000 5,200,000 5,200,000    
Employer discretionary contributions         $ 0 0 0    
Restricted Stock Units (RSUs)                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Recognition period for compensation cost not yet recognized (in years, months, and days)         1 year 4 months 24 days        
Share-based compensation arrangement by share-based payment award, award vesting percentage         The RSUs granted under the 2013 plan vest over a period of time, generally one-to-three years, and are subject to participant's continued service to the Company.        
Total unrecognized compensation cost for awards other than options         $ 82,600,000        
Stock Awards                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Aggregate fair value, as of the respective granted dates         $ 76,600,000 $ 110,500,000 $ 106,800,000    
MSUs                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock options or Awards /units granted, grant date fair value           $ 32.66 $ 17.62    
Calculation of total shareholder return (TSR), description         TSR is calculated based on the average closing price for the 30-trading days prior to the beginning and end of the performance periods. Performance is measured based on three periods, with the ability for up to one-third of target shares to vest after years 1 and 2 and the ability for up to the maximum of the full award to vest based on the full 3-year TSR less any shares vested based on 1- and 2- year periods        
Volatility           50.00% 65.00%    
Risk-free interest rate           4.43% 3.27%    
Dividend yield           0.00% 0.00%    
Expected term           3 years 3 years    
MSU Subject to TSR                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock options or Awards /units granted, grant date fair value         $ 17.1        
Volatility         48.00%        
Risk-free interest rate         3.89%        
Dividend yield         0.00%        
Expected term         3 years        
Certain Officers and Executive Vice Presidents | Restricted Stock Units (RSUs)                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Granted         1,300,000 700,000 1,800,000    
Executive Officer Member | Restricted Stock Units (RSUs)                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Granted         1,000,000 800,000 1,200,000    
Executive Officer Member | MSUs                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Shares vested, Maximum         150.00%        
Executive Officer Member | MSU Subject to TSR                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Granted         500,000        
Executive Officer Member | MSU Subject to Stock Price Targets                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Granted         300,000        
2013 Equity Incentive Plan                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Authorized shares for issuance               9,000,000  
Number of shares transferred               6,600,000  
Decrease in shares available for future grants for each Full Value Award awarded               150.00%  
Additional authorized shares for issuance 2,300,000       2,300,000        
Employee stock options and stock awards available for grant         10,900,000        
Shares outstanding for options and awards         7,600,000        
Contractual term         7 years        
2013 Equity Incentive Plan | Common Stock                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Additional authorized shares for issuance                 43,700,000
2014 Employee Stock Purchase Plan                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Additional authorized shares for issuance     7,500,000            
Weighted-average estimated fair value of options granted (in dollars per share)         $ 3.99 $ 5.73 $ 4.87    
Authorized shares for issuance       12,000,000.0 21,000,000        
Maximum offering period per purchase period (in months)       6 months          
Maximum of total compensation permitted to acquire shares (percent)       15.00%          
Maximum shares issuable for each purchase period       1,500,000          
Percent of fair market value for price per share to employees (percent)       85.00%          
Shares issued under stock purchase plan         1,200,000 1,300,000