CONSOLIDATED BALANCE SHEETS (PARENTHETICAL) - $ / shares	Jan. 31, 2025	Oct. 31, 2024	Jul. 31, 2024	Apr. 30, 2024	Jan. 31, 2024	Oct. 31, 2023	Jul. 31, 2023	Apr. 30, 2023	Jan. 31, 2023
Preferred Stock, par value	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01
Preferred Stock, shares authorized	5,000,000	5,000,000	5,000,000	5,000,000	5,000,000	5,000,000	5,000,000	5,000,000	5,000,000
Preferred Stock, shares issued	0	0	0	0	0	0	0	0	0
Treasury Stock, Shares	13,490,483	13,490,483	13,408,334	13,404,954	13,328,095	13,282,860	13,213,877	13,208,339	13,194,339
Common Stock Class Undefined
Common Stock, par value	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01
Common Stock, shares authorized	100,000,000	100,000,000	100,000,000	100,000,000	100,000,000	100,000,000	100,000,000	100,000,000	100,000,000
Common Stock, shares issued	29,178,287	29,174,709	29,169,952	29,131,595	29,004,001	28,879,497	28,876,211	28,824,156	28,806,511
Common Stock, shares outstanding	29,178,287	29,174,709	29,169,952	29,131,595	29,004,001	28,879,497	28,876,211	28,824,156	28,806,511
Class A Common Stock
Common Stock, par value	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01
Common Stock, shares authorized	30,000,000	30,000,000	30,000,000	30,000,000	30,000,000	30,000,000	30,000,000	30,000,000	30,000,000
Common Stock, shares issued	6,458,376	6,458,376	6,458,376	6,483,116	6,483,116	6,483,116	6,483,116	6,524,805	6,524,805
Common Stock, shares outstanding	6,458,376	6,458,376	6,458,376	6,483,116	6,483,116	6,483,116	6,483,116	6,524,805	6,524,805