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Inventories | 6 Months Ended
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Jan. 31, 2020
Inventory Disclosure [Abstract] |
Inventories | Inventories Major classifications of inventories are as follows:
| January 31, 2020 |  | July 31, 2019
Finished goods – RV | $ | 268,191 |  |  | $ | 230,483 |
Finished goods – other | 65,348 |  |  | 60,593 |
Work in process | 127,910 |  |  | 126,636 |
Raw materials | 290,170 |  |  | 300,721 |
Chassis | 221,339 |  |  | 155,099 |
Subtotal | 972,958 |  |  | 873,532 |
Excess of FIFO costs over LIFO costs | (46,044) |  |  | (45,544) |
Total inventories, net | $ | 926,914 |  |  | $ | 827,988 |
Of the $972,958 and $873,532 of inventories at January 31, 2020 and July 31, 2019, $278,519 and $240,983, respectively, were valued on the last-in, first-out (LIFO) basis, and $694,439 and $632,549, respectively, were valued on the first-in, first-out (FIFO) method.

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- Definition The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -URI http://asc.fasb.org/topic&trid=2126998 + Details
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