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Other Contingent Liabilities And Other Matters (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Mar. 31, 2024
Other Contingent Liabilities and Other Matters [Line Items] |  |  |
Other contingent liabilities | $ 1,000 |  |
Net provision for losses (recoveries) on advances to suppliers | (751) | $ 1,382 |
Stock repurchase program authorized amount | 100,000 |  |
Stock repurchase program remaining authorized repurchase amount | 95,000 |  |
Advances to suppliers [Member] |  |  |
Other Contingent Liabilities and Other Matters [Line Items] |  |  |
Advances to suppliers current and non-current | 120,000 | 138,000 | $ 162,000
Valuation allowances | 19,000 | 26,000 | 20,000
Net provision for losses (recoveries) on advances to suppliers | (800) | 1,400 |
Recoverable value added tax credits [Member] |  |  |
Other Contingent Liabilities and Other Matters [Line Items] |  |  |
Aggregate balance of recoverable value added tax credits | 68,000 | 76,000 | 72,000
Valuation allowances | 21,000 | $ 22,000 | $ 21,000
Parana [Member] |  |  |
Other Contingent Liabilities and Other Matters [Line Items] |  |  |
Brazil audit assessment for tax, penalties, and interest on recoverable value added tax credits | 10,000 |  |
Reduced Brazil audit assessment for tax, penalties, and interest on recoverable value added tax credits | 3,000 |  |
Loss contingency amount accrued | 0 |  |
Parana [Member] | Minimum [Member] |  |  |
Other Contingent Liabilities and Other Matters [Line Items] |  |  |
Estimate of possible loss on remaining VAT audit assessment | 0 |  |
Parana [Member] | Maximum [Member] |  |  |
Other Contingent Liabilities and Other Matters [Line Items] |  |  |
Estimate of possible loss on remaining VAT audit assessment | $ 3,000 |  |

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