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Guarantees, Other Contingent Liabilities, And Other Matters (Narrative) (Details) - USD ($) | 6 Months Ended |
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Mar. 31, 2018
Guarantees, Other Contingent Liabilities, and Other Matters [Line Items] |  |  |
Face amount of guarantee including unpaid accrued interest | $ 29,000,000 | $ 31,000,000 | $ 20,000,000
Fair value of the guarantees | 919,000 | 970,000 | 974,000
Other contingent liabilities | $ 2,000,000 |  |
Crops supply agreement, term | 2 years |  |
Unfair benefit from green tobacco purchase contract | $ 105,000 |  |
Net provision for losses (recoveries) on advances and guaranteed loans to suppliers | (5,408,000) | 937,000 |
Advances to suppliers [Member] |  |  |
Guarantees, Other Contingent Liabilities, and Other Matters [Line Items] |  |  |
Advances to suppliers current and non-current | 73,000,000 | 91,000,000 | 150,000,000
SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount | 16,000,000 | 22,000,000 | 22,000,000
Recoverable value added tax credits [Member] |  |  |
Guarantees, Other Contingent Liabilities, and Other Matters [Line Items] |  |  |
Aggregate balance of recoverable value added tax credits | 54,000,000 | 53,000,000 | 49,000,000
SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount | 17,000,000 | $ 17,000,000 | $ 15,000,000
The Company and subsidiary [Member] |  |  |
Guarantees, Other Contingent Liabilities, and Other Matters [Line Items] |  |  |
Loss contingency amount accrued | 0 |  |
Fines imposed by FCC | 197,000,000 |  |
The customer and subsidiary [Member] |  |  |
Guarantees, Other Contingent Liabilities, and Other Matters [Line Items] |  |  |
Fines imposed by FCC | 1,000,000,000 |  |
Cooperatives under contract [Member] |  |  |
Guarantees, Other Contingent Liabilities, and Other Matters [Line Items] |  |  |
Growers cooperative | 4 |  |
Total Cooperatives [Member] |  |  |
Guarantees, Other Contingent Liabilities, and Other Matters [Line Items] |  |  |
Growers cooperative | 400 |  |
Santa Catarina [Member] |  |  |
Guarantees, Other Contingent Liabilities, and Other Matters [Line Items] |  |  |
Brazil audit assessment for tax, penalties, and interest on recoverable value added tax credits | 12,000,000 |  |
Reduced Brazil audit assessment for tax, penalties, and interest on recoverable value added tax credits | 13,000,000 |  |
Loss contingency amount accrued | 0 |  |
Santa Catarina [Member] | Minimum [Member] |  |  |
Guarantees, Other Contingent Liabilities, and Other Matters [Line Items] |  |  |
Estimate of possible loss on remaining VAT audit assessment | 0 |  |
Santa Catarina [Member] | Maximum [Member] |  |  |
Guarantees, Other Contingent Liabilities, and Other Matters [Line Items] |  |  |
Estimate of possible loss on remaining VAT audit assessment | 13,000,000 |  |
Parana [Member] |  |  |
Guarantees, Other Contingent Liabilities, and Other Matters [Line Items] |  |  |
Brazil audit assessment for tax, penalties, and interest on recoverable value added tax credits | 14,000,000 |  |
Reduced Brazil audit assessment for tax, penalties, and interest on recoverable value added tax credits | 4,000,000 |  |
Loss contingency amount accrued | 0 |  |
Parana [Member] | Minimum [Member] |  |  |
Guarantees, Other Contingent Liabilities, and Other Matters [Line Items] |  |  |
Estimate of possible loss on remaining VAT audit assessment | 0 |  |
Parana [Member] | Maximum [Member] |  |  |
Guarantees, Other Contingent Liabilities, and Other Matters [Line Items] |  |  |
Estimate of possible loss on remaining VAT audit assessment | $ 4,000,000 |  |

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- Definition Fair value portion of guarantee, including, but not limited to, financial standby letter of credit, fair value guarantee, guarantee of collection of scheduled contractual cash flows from financial assets, and contracts that contingently require the guarantor to make payments or perform services. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115931803&loc=d3e12201-110248 + Details
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- Definition Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=114873765&loc=SL114874048-224260 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
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