Revenues (Tables)

12 Months Ended

Dec. 31, 2019

Revenue

Schedule of disaggregation of revenue

	Year Ended December 31,
	2019		2018		2017
	(in millions)
Carbon steel	$	5,792.9	$	6,285.8	$	5,189.6
Aluminum		2,151.9		2,210.9		1,916.9
Stainless steel		1,578.0		1,636.1		1,386.3
Alloy		652.1		680.7		587.8
Toll processing and logistics		450.7		415.3		362.1
Other and eliminations		348.2		305.7		278.3
Total	$	10,973.8	$	11,534.5	$	9,721.0