Revenue From Contracts With Customers (Tables)

12 Months Ended

Dec. 31, 2023

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The following table provides information about disaggregated revenue by type of product and contract:

	Year Ended December 31,
	2023		2022		2021
	(Dollars in thousands)
Graphite Electrodes - LTAs	$	253,262	$	870,287	$	1,040,214
Graphite Electrodes - Non-LTAs	338,746		351,140		258,426
By-products and other	28,492		59,823		47,148
Total Revenues	$	620,500	$	1,281,250	$	1,345,788

Contract with Customer, Asset and Liability

Current deferred revenue is included in "Other accrued liabilities" on the Consolidated Balance Sheets. The following table provides our contract liability balances as of December 31, 2023 and 2022.

	December 31, 2023		December 31, 2022
	(Dollars in thousands)
Current deferred revenue	$	31,583	$	27,878

Remaining Performance Obligation, Expected Timing of Satisfaction\

The revenue associated with our LTAs is expected to be approximately as follows:

	2024
	(Dollars in millions)
Estimated LTA revenue	$100-$135(1)

(1) Includes expected termination fees from a few customers that have failed to meet certain obligations under their LTAs.