Capital Structure (Schedule Of Number Of Shares, Net Of Treasury) (Details) - shares	Mar. 31, 2022	Mar. 31, 2021
Capital Structure [Abstract]
Number of shares, net of treasury: Statement of changes in equity	57,921,062	56,626,060
Non-vested equity shares that have not vested as of end of period	1,248,391	294,000
Number of shares, net of treasury excluding non-vested equity shares that have not vested	56,672,671	56,332,060