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Leases | 12 Months Ended
--- | ---
Dec. 31, 2022
Leases [Abstract] |
Leases | Leases The Company leases certain transportation and mobile manufacturing equipment such as railcars and forklifts, as well as real estate. The components of lease expense are as follows:
|  | Year Ended December 31,
|  | 2022 |  | 2021 |  | 2020
|  | (Dollars in thousands)
Operating lease cost |  | $ | 5,441 |  |  | $ | 5,399 |  |  | $ | 6,138 |
Short-term lease cost |  | 163 |  |  | 408 |  |  | 159 |
Variable lease cost |  | 756 |  |  | 453 |  |  | 429 |
Total lease cost |  | $ | 6,360 |  |  | $ | 6,260 |  |  | $ | 6,726 |
Supplemental cash-flow and other information related to leases is as follows:
|  | Year Ended December 31,
|  | 2022 |  | 2021 |  | 2020
|  | (Dollars in thousands)
RoU assets obtained in exchange for new operating lease liabilities (non-cash) |  | $ | 2,303 |  |  | $ | 5,584 |  |  | $ | 5,262 |
Cash payments for operating leases |  | (4,015) |  |  | (5,466) |  |  | (6,177) |
Supplemental balance sheet information related to leases is as follows:
|  |  | December 31,
|  |  | 2022 |  | 2021
|  |  | (Dollars in thousands)
| Location |  |  |  |
Operating RoU lease assets | Other assets |  | $ | 5,741 |  |  | $ | 7,646 |
Current operating lease liabilities | Other accrued liabilities |  | 3,575 |  |  | 4,109 |
Non-current operating lease liabilities | Other long-term obligations |  | 2,304 |  |  | 3,528 |
Total operating lease liabilities |  |  | $ | 5,879 |  |  | $ | 7,637 |
Weighted average remaining lease term (in years) |  |  | 2.1 |  | 2.3
Weighted average discount rate |  |  | 4.65 | % |  | 4.31 | %
As of December 31, 2022, future minimum lease payments under noncancellable operating leases were as follows:
|  | (Dollars in thousands)
2023 |  | 3,648 |
2024 |  | 1,530 |
2025 |  | 601 |
2026 |  | 284 |
2027 |  | 139 |
2028 and thereafter |  | — |
Total lease payments |  | $ | 6,202 |
Less: Imputed interest |  | (323) |
Present value of lease payments |  | $ | 5,879 |
As of December 31, 2022, the Company has not entered into any additional operating lease commitments that have yet to commence.

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- Definition The entire disclosure for operating leases of lessee. Includes, but is not limited to, description of operating lease and maturity analysis of operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -URI https://asc.fasb.org/subtopic&trid=77888251 + Details
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