Inventories (Tables)

9 Months Ended

Sep. 30, 2020

Inventory, Net [Abstract]

Schedule of Inventories

Components of inventories are as follows (in millions):

	September 30, 2020						December 31, 2019
	Current Assets		Current Liabilities (a)		Inventories, Net		Current Assets		Current Liabilities (a)		Inventories, Net
Separative work units	$	10.1	$	3.1	$	7.0	$	7.8	$	—	$	7.8
Uranium	56.5		4.7		51.8		56.7		5.6		51.1
Total	$	66.6	$	7.8	$	58.8	$	64.5	$	5.6	$	58.9

(a)Inventories owed to customers and suppliers, included in current liabilities, include SWU and uranium inventories owed to fabricators.