Revenue Recognition (Tables)

6 Months Ended

Nov. 30, 2022

Disaggregation Of Revenue [Line Items]

Revenue by Product Class and Over Time

The following table summarizes net sales by operating segment and product class for the periods presented:

	Three Months Ended				Six Months Ended
	November 30,				November 30,
(in thousands)	2022		2021		2022		2021
Steel Processing
Direct	$	807,259	$	900,666	$	1,809,394	$	1,688,694
Toll		34,688		37,176		71,433		71,958
Total		841,947		937,842		1,880,827		1,760,652
Consumer Products (1)		153,795		140,793		342,497		288,576
Building Products (1)		141,671		121,125		291,994		235,868
Sustainable Energy Solutions (1)		38,128		33,101		68,888		58,583
Total	$	1,175,541	$	1,232,861	$	2,584,206	$	2,343,679

Summary of Unbilled Receivable

The following table summarizes the unbilled receivables at the dates indicated:

		November 30,		May 31,
(in thousands)	Balance Sheet Classification	2022		2022
Unbilled receivables	Receivables	$	3,192	$	5,001

Over time revenue

Disaggregation Of Revenue [Line Items]

Revenue by Product Class and Over Time

The following table summarizes the over time revenue for the periods presented:

	Three Months Ended				Six Months Ended
	November 30,				November 30,
(in thousands)	2022		2021		2022		2021
Steel Processing - toll	$	34,688	$	37,176	$	71,433	$	71,958