Inventories - Additional Information (Details) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Inventory Disclosure [Abstract]
Percentage of LIFO inventory	45.00%	42.00%
Excess of current costs over stated LIFO value	$ 10.9	$ 10.9
Inventory obsolescence reserves	$ 9.3	$ 8.2

Amount of valuation reserve for inventory.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant