Inventories (Tables)

12 Months Ended

Dec. 31, 2019

Inventories

Schedule of inventories

	December 31,		December 31,
	2019		2018
	(in millions)
LIFO inventories - cost on FIFO method	$	1,387.7	$	1,737.3
Cost on FIFO method higher than LIFO value		(137.6)		(293.6)
Inventories - stated on LIFO method		1,250.1		1,443.7
Inventories - stated on FIFO method		395.6		373.4
	$	1,645.7	$	1,817.1

Schedule of changes in the LIFO valuation reserve and impact of LIFO liquidations

	Year Ended December 31,
	2019		2018		2017
	(in millions)
LIFO inventory valuation reserve adjustment (income) charge	$	(156.0)	$	271.8	$	73.3
Liquidation of LIFO inventory quantities that decreased cost of sales		(11.6)		**		**

** Insignificant liquidations of LIFO inventory quantities.