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Revenue From Contracts With Customers (Tables) | 12 Months Ended
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Dec. 31, 2022
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,
| 2022 |  | 2021 |  | 2020
| (Dollars in thousands)
Graphite Electrodes - LTAs | $ | 870,287 |  |  | $ | 1,040,214 |  |  | $ | 1,069,772 |
Graphite Electrodes - Non-LTAs | 351,140 |  |  | 258,426 |  |  | 123,845 |
By-products and other | 59,823 |  |  | 47,148 |  |  | 30,744 |
Total Revenues | $ | 1,281,250 |  |  | $ | 1,345,788 |  |  | $ | 1,224,361 |
Contract with Customer, Asset and Liability | Current deferred revenue is included in "Other accrued liabilities" and long-term deferred revenue is included in "Other long-term obligations" on the Consolidated Balance Sheets. The following table provides our contract liability balances as of December 31, 2022 and 2021.
| December 31, 2022 |  | December 31, 2021
| (Dollars in thousands)
Current deferred revenue | $ | 27,878 |  |  | $ | 9,840 |
Long-term deferred revenue | — |  |  | 4,303 |
Remaining Performance Obligation, Expected Timing of Satisfaction\ | The revenue associated with our LTAs is expected to be approximately as follows:
| 2023 |  | 2024
| (Dollars in millions)
Estimated LTA revenue | $235-$275 |  | $100-$135(1)
(1) Includes expected termination fees from a few customers that have failed to meet certain obligations under their LTAs.

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130551-203045 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130545-203045 + Details
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- Definition Tabular disclosure of expected timing for satisfying remaining performance obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130556-203045 + Details
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