XML 193 R112.htm IDEA: XBRL DOCUMENT v3.23.3
Shareholders' Equity (Schedule Of Shares Reserved For Future Issuance) (Details)
Sep. 30, 2023
shares
Share-based Compensation Arrangement by Share-based Payment Award  
Class A shares and Class B shares reserved for issuance 11,466,530
Conversion of Class B to Class A shares  
Share-based Compensation Arrangement by Share-based Payment Award  
Class A shares and Class B shares reserved for issuance 7,457,369
Employee Stock Purchase Plan  
Share-based Compensation Arrangement by Share-based Payment Award  
Class A shares and Class B shares reserved for issuance 1,310,543
2014 Long Term Incentive Plan  
Share-based Compensation Arrangement by Share-based Payment Award  
Class A shares and Class B shares reserved for issuance 1,662,796
2008 Stock Appreciation Rights Plan  
Share-based Compensation Arrangement by Share-based Payment Award  
Class A shares and Class B shares reserved for issuance 1,035,822