Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Change in Net Carrying Amount of Goodwill by Segment

The change in the net carrying amount of goodwill for the years ended December 31, 2021 and 2020 by segment is as follows:

	(in thousands)
	Steel		Steel			Raw
	Mills		Products			Materials		Total
Balance, December 31, 2019	$	591,986	$	879,500		$	729,577	$	2,201,063
Acquisitions		20,484		(821	)		—		19,663
Translation		—		8,946			—		8,946
Balance, December 31, 2020		612,470		887,625			729,577		2,229,672
Acquisitions		705		553,704			44,718		599,127
Translation		—		(1,455	)		—		(1,455	)
Balance, December 31, 2021	$	613,175	$	1,439,874		$	774,295	$	2,827,344

Schedule of Intangible Assets

	(in thousands)
	December 31, 2021				December 31, 2020
	Gross		Accumulated		Gross		Accumulated
	Amount		Amortization		Amount		Amortization
Customer relationships	$	1,872,348	$	924,506	$	1,421,962	$	838,443
Trademarks and trade names		217,255		99,906		162,365		100,000
Other		105,522		66,954		63,822		41,685
	$	2,195,125	$	1,091,366	$	1,648,149	$	980,128