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Commitments And Other Matters (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2022
Commitments And Other Matters [Line Items] |  |  |
Total amount of advances funded towards tobacco purchase | $ 139,000 |  |
Commitments relating to agricultural materials,capital expenditures | 102,000 |  |
Other contingent liabilities | 500 |  |
Tax Adjustments, Settlements, and Unusual Provisions | 0 | $ (29,236) | $ 0
Santa Catarina [Member] |  |  |
Commitments And Other Matters [Line Items] |  |  |
Brazil Audit Assessment For Tax, Penalties, And Interest On Recoverable Value Added Tax Credits | 14,000 |  |
Tax Adjustments, Settlements, and Unusual Provisions | 5,000 |  |
Parana [Member] |  |  |
Commitments And Other Matters [Line Items] |  |  |
Brazil Audit Assessment For Tax, Penalties, And Interest On Recoverable Value Added Tax Credits | 11,000 |  |
Reduction of Brazil Audit Assessment For Tax, Penalties, And Interest On Recoverable Value Added Tax Credits | 3,000 |  |
Parana [Member] | Minimum [Member] |  |  |
Commitments And Other Matters [Line Items] |  |  |
Estimate of possible loss on remaining VAT audit assessment | 0 |  |
Parana [Member] | Maximum [Member] |  |  |
Commitments And Other Matters [Line Items] |  |  |
Estimate of possible loss on remaining VAT audit assessment | 3,000 |  |
Next Fiscal Year [Member] |  |  |
Commitments And Other Matters [Line Items] |  |  |
Tobacco purchase contracts | 642,000 |  |
After Next Fiscal Year [Member] |  |  |
Commitments And Other Matters [Line Items] |  |  |
Tobacco purchase contracts | $ 189,000 |  |

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- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483076/450-20-50-4 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483076/450-20-50-9 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-2 + Details
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- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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- Definition Amount of increase (decrease) to previously recorded tax expense. Includes, but is not limited to, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including tax assessment reversal, and IRS tax settlement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 25 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482620/740-10-25-8 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 25 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482620/740-10-25-10 + Details
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