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Schedule II - Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Mar. 31, 2019 | Mar. 31, 2018 | Mar. 31, 2017 | Mar. 31, 2016
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable, Current |  | $ 9,645 | $ 12,472 | [1] | $ 10,357 | [1] | $ 11,185 | [1]
Provision for Doubtful Accounts | [1] | 356 | 2,183 |  | 1,248 |  |  |
Allowance for trade accounts receivable charges to other accounts | [1],[2] | (327) | 1,925 |  | 11 |  |  |
Allowance for trade accounts receivable deductions | [1],[3] | (2,856) | (1,993) |  | (2,087) |  |  |
Inventory Valuation Reserves |  | 19,754 | 19,639 |  | 17,854 |  | 18,707 |
Inventory Write-down | [4] | (673) | 2,446 |  | (171) |  |  |
Foreign currency translation and other adjustments | [2] | 788 | (661) |  | (682) |  |  |
Deferred Tax Assets, Valuation Allowance |  | 13,478 | 13,596 |  | 16,366 |  | 16,435 |
SEC Schedule, 12-09, Valuation Allowances and Reserves, Increase (Decrease) Adjustment |  | (1,653) | 209 |  | (214) |  |  |
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction |  | (2,520) | (6,514) |  | (3,869) |  |  |
Liability for Claims and Claims Adjustment Expense, Property Casualty Liability |  | 19,742 | 20,949 |  | 22,718 |  | $ 20,222 |
Supplemental Information for Property, Casualty Insurance Underwriters, Paid Claims and Claims Adjustment Expense |  | 4,456 | 5,713 |  | 5,000 |  |  |
Incurred Claims, Property, Casualty and Liability |  | (1,158) | (2,563) |  | (768) |  |  |
Incurred Claims, Property, Casualty and Liability |  | (4,505) | (4,919) |  | (3,272) |  |  |
SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member] |  |  |  |  |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |  |  |  |  |
SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense |  | $ 4,055 | $ 3,535 |  | $ 4,014 |  |  |
[1] | Net allowance for doubtful accounts and allowance for sales and returns.
[2] | Change in foreign currency exchange rates and acquired reserves.
[3] | Uncollectible accounts written off, net of recoveries.
[4] | Provision for excess and obsolete inventory, net of inventory written off.

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- Definition A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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