CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) (Parenthetical) - $ / shares shares in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Basic Net Income Per Common Share Available to Common Stockholders	$ 0.56	$ 0.33	$ 1.18	$ 1.46
Diluted Net Income Per Common Share Available to Common Stockholders	$ 0.55	$ 0.32	$ 1.16	$ 1.43
Weighted Average Basic Shares Outstanding	6,481	6,554	6,487	6,554
Weighted Average Diluted Shares Outstanding - Common Stockholders	6,609	6,682	6,615	6,682
Common Class C [Member]
Basic Net Income Per Common Share Available to Common Stockholders	$ 0.16	$ 0.09	$ 0.33	$ 0.41
Diluted Net Income Per Common Share Available to Common Stockholders	$ 0.16	$ 0.09	$ 0.33	$ 0.41
Weighted Average Basic Shares Outstanding	383	383	383	383
Weighted Average Diluted Shares Outstanding - Common Stockholders	383	383	383	383