Inventories (Tables)

9 Months Ended

Apr. 30, 2021

Inventory Disclosure [Abstract]

Schedule of major classifications of inventories

Major classifications of inventories are as follows:

	April 30, 2021		July 31, 2020
Finished goods – RV	$	129,030	$	152,297
Finished goods – other	59,369		44,779
Work in process	370,402		128,181
Raw materials	534,965		302,813
Chassis	445,697		135,194
Subtotal	1,539,463		763,264
Excess of FIFO costs over LIFO costs	(55,409)		(46,959)
Total inventories, net	$	1,484,054	$	716,305