Revenue Recognition (Tables)

9 Months Ended

Sep. 30, 2020

Revenue From Contract With Customer [Abstract]

Summary of Revenue

The following summarizes our revenue by melt type:

	Three months ended September 30,				Nine months ended September 30,
	2020		2019			2020		2019
Net sales:
Specialty alloys	$	27,847	$	47,730	$		116,869	$	154,511
Premium alloys (A)		9,165		8,043			29,271		30,227
Conversion services and other sales		422		795			2,267		3,098
Total net sales	$	37,434		56,568	$		148,407		187,836

(A) Premium alloys represent all vacuum induction melted (VIM) products.