Earnings Per Share (Narratives) (Details) - USD ($)				3 Months Ended				6 Months Ended		12 Months Ended
	Nov. 16, 2022	Oct. 09, 2022	May 04, 2021	Sep. 30, 2022	Jun. 30, 2022	Sep. 30, 2021	Jun. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Mar. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted Average Number Diluted Shares Outstanding Adjustment				129,000		338,000		152,000	363,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Other Increases (Decreases) in Period								28,000
Common Stock, Dividends, Per Share, Declared				$ 0.07		$ 0.06		$ 0.07	$ 0.06
Proceeds from Other Equity							$ 198,705,000		$ 198,705,000
Stock Issued During Period, Shares, New Issues			4,312,500						4,312,500
Incremental Common Shares Attributable to Dilutive Effect of Contingently Issuable Shares								179,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period				9,531	18,907	38,744	12,682			138,000
Average basic shares outstanding				28,619,000		28,418,000		28,581,000	27,594,000
2016 LTIP [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total number of shares of common stock available for grant				2,500,000				2,500,000
Share-based Payment Arrangement, Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount								718,000	278,000
Subsequent Event [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, Dividends, Per Share, Declared		$ 0.07
Dividends	$ 2,005,000