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Equity Compensation Plan Information (Narrative) (Details)					1 Months Ended				3 Months Ended			9 Months Ended
	May 05, 2022 shares	Mar. 26, 2022 shares	Mar. 26, 2021 shares	Mar. 26, 2020	May 31, 2022 $ / shares shares	Mar. 31, 2022 $ / shares shares	May 31, 2021 $ / shares shares	Jan. 31, 2021 director $ / shares shares	Sep. 30, 2022 USD ($) shares	Sep. 30, 2021 USD ($)	Mar. 31, 2020 $ / shares shares	Sep. 30, 2022 USD ($) shares	Sep. 30, 2021 USD ($)
Number of New Directors \| director								2
Director [Member]
Amount payable to non-employee directors \| $									$ 10,000			$ 10,000
Fully-vested shares of common stock issued \| shares												1,000
2018 Equity Plan [Member] \| Maximum [Member]
Maximum issuance of common stock options \| shares									325,000			325,000
2018 Equity Plan [Member] \| Director [Member]
Fully-vested shares of common stock issued \| shares					14,940		12,726	1,202
Fully vested shares of common stock issued, per share value \| $ / shares					$ 18.92		$ 18.50	$ 16.66
Stock compensation expense \| $									$ 70,666	$ 58,857		$ 196,254	$ 191,717,000
Long-Term Incentive Plan [Member]
Stock compensation expense \| $										$ 26,127			78,381
Stock compensation income \| $									(37,091,000)			$ (5,299,000)
Restricted Stock Units (RSUs) [Member] \| Officers [Member] \| Share-based Payment Arrangement, Tranche One [Member]
Share-based compensation performance based award, percent												50.00%
Restricted Stock Units (RSUs) [Member] \| Officers [Member] \| Share-based Payment Arrangement, Tranche Two [Member]
Share-based compensation performance based award, percent												150.00%
Restricted Stock Units (RSUs) [Member] \| Long-Term Incentive Plan [Member]
Shares of common stock grant date fair market value \| $ / shares						$ 21.88	$ 17.93				$ 12.54
Restricted Stock Units (RSUs) [Member] \| Long-Term Incentive Plan [Member] \| Year 2021 [Member]
Stock compensation expense \| $									16,571			$ 49,714	$ 27,619
Unrecognized compensation expense related to unvested units \| $									104,951			$ 104,951
Restricted Stock Units (RSUs) [Member] \| Long-Term Incentive Plan [Member] \| Share-based Payment Arrangement, Tranche One [Member]
Share-based compensation award vesting period				3 years
Restricted Stock Units (RSUs) [Member] \| Long-Term Incentive Plan [Member] \| Share-based Payment Arrangement, Tranche Two [Member]
Share-based compensation award vesting period												3 years
Unvested Restricted Stock Units [Member] \| Long-Term Incentive Plan [Member] \| Year 2022 [Member]
Unrecognized compensation expense related to unvested units \| $									261,453			$ 261,453
Unvested Restricted Stock Units [Member] \| Long-Term Incentive Plan [Member] \| Year 2020 [Member]
Unrecognized compensation expense related to unvested units \| $									21,195			21,195
Performance Vested Shares [Member] \| Long-Term Incentive Plan [Member]
Share-based compensation shares of common stock granted \| shares						8,096	7,389
Stock compensation expense \| $									$ 26,145,000			$ 52,290
Performance Vested Shares [Member] \| Long-Term Incentive Plan [Member] \| Year 2020 [Member]
Share-based compensation shares of common stock granted \| shares											10,143
Performance Vested Shares [Member] \| Long-Term Incentive Plan [Member] \| Year 2019 [Member]
Share-based compensation shares of common stock granted \| shares											9,791
Time-vested Shares [Member] \| Long-Term Incentive Plan [Member]
Share-based compensation shares of common stock granted \| shares	1,230	3,380	5,070			6,238	3,693
Shares-based compensation shares of common stock issued \| shares		1,688	1,690
Time-vested Shares [Member] \| Long-Term Incentive Plan [Member] \| Year 2020 [Member]
Share-based compensation shares of common stock granted \| shares											5,070