Inventories - Additional Information (Detail) - USD ($) $ in Millions	Aug. 31, 2022	Feb. 28, 2022
Inventory Disclosure [Abstract]
Percentage of Inventories valued at LIFO	13.60%	14.00%
Amount of valuation reserve for excess and obsolete inventory	$ 1.5	$ 1.5

The percentage of LIFO (last in first out) inventory to total inventory as of the balance sheet date if other than 100 percent.

No definition available.

Name:	us-gaap_PercentageOfLIFOInventory
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant