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Amerco and Consolidated Subsidiaries Valuation and Qualifying Accounts | 12 Months Ended
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Mar. 31, 2013
Valuation and Qualifying Accounts [Abstract] |
AMERCO and Consolidated Subsidiaries Valuation and Qualifying Accounts | SCHEDULE II AMERCO AND CONSOLIDATED SUBSIDIARIES VALUATION AND QUALIFYING ACCOUNTS Fiscal Years Ended March 31, 2013, 2012 and 2011
|  | Balance at Beginning of Year |  | Additions Charged to Costs and Expenses |  | Additions Charged to Other Accounts |  | Deductions |  | Balance at Year End
Year ended March 31, 2013 |  | (In thousands)
Allowance for doubtful accounts |  |  |  |  |  |  |  |  |  |
(deducted from trade receivable) | $ | 1,128 | $ | 1,184 | $ | - | $ | (1,318 | )$ | 994
Allowance for obsolescence |  |  |  |  |  |  |  |  |  |
(deducted from inventory) | $ | 730 | $ | 981 | $ | - | $ | - | $ | 1,711
Allowance for probable losses |  |  |  |  |  |  |  |  |  |
(deducted from mortgage loans) | $ | 370 | $ | - | $ | - | $ | - | $ | 370
Year ended March 31, 2012 |  |
Allowance for doubtful accounts |  |  |  |  |  |  |  |  |  |
(deducted from trade receivable) | $ | 1,336 | $ | 1,485 | $ | - | $ | (1,693 | )$ | 1,128
Allowance for obsolescence |  |  |  |  |  |  |  |  |  |
(deducted from inventory) | $ | 595 | $ | 135 | $ | - | $ | - | $ | 730
Allowance for probable losses |  |  |  |  |  |  |  |  |  |
(deducted from mortgage loans) | $ | 370 | $ | - | $ | - | $ | - | $ | 370
Year ended March 31, 2011 |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  |  |  |  |  |  |  |  |  |
(deducted from trade receivable) | $ | 1,308 | $ | 2,611 | $ | - | $ | (2,583 | )$ | 1,336
Allowance for obsolescence |  |  |  |  |  |  |  |  |  |
(deducted from inventory) | $ | 2,600 | $ | - | $ | - | $ | (2,005 | )$ | 595
Allowance for probable losses |  |  |  |  |  |  |  |  |  |
(deducted from mortgage loans) | $ | 370 | $ | - | $ | - | $ | - | $ | 370

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- Definition The entire disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 09 -Article 12 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e24092-122690 + Details
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