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Basis Of Presentation (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Gain (Loss) on Termination of Lease |  |  | $ 300 |  |
Goodwill, Impairment Loss | $ 0 | $ 15,413 | 0 | $ 15,413 |
Surface Protection Films [Member] |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Goodwill, Impairment Loss |  |  |  | 15,400 |
Goodwill, Impairment Loss, Net of Tax |  |  |  | $ 11,900 |
Third-Party Financial Institutions |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Accounts Payable | $ 6,800 |  | 6,800 |  | $ 15,800
Other Expense |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Business Exit Costs |  |  | $ 200 |  |

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