Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2020

Revenue From Contract With Customer [Abstract]

Summary of Revenue

The following summarizes our revenue by melt type:

	Three months ended June 30,				Six months ended June 30,
	2020		2019			2020		2019
Net sales:
Specialty alloys	$	39,102	$	57,017	$		89,022	$	106,781
Premium alloys (A)		12,442		12,814			20,106		22,184
Conversion services and other sales		935		1,166			1,845		2,303
Total net sales	$	52,479		70,997	$		110,973		131,268

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