Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 31, 2026	Jan. 31, 2025	Jan. 31, 2026	Jan. 31, 2025
Other Comprehensive (Loss) Income:
Net Income	$ 12,569	$ 12,921	$ 28,025	$ 29,297
Postretirement expenses (net of tax)	(21)	(26)	(43)	(47)
Cumulative translation adjustment	171	(140)	149	(161)
Other Comprehensive Income (Loss)	150	(166)	106	(208)
Total Comprehensive Income	$ 12,719	$ 12,755	$ 28,131	$ 29,089