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Related Party Transactions (Table Text Block) | 12 Months Ended
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Mar. 31, 2017
Related Party Revenue [Abstract] |
Related Party Revenue |
|  | Years Ended March 31,
|  | 2017 |  | 2016 |  | 2015
|  | (In thousands)
U-Haul interest income revenue from SAC Holdings | $ | 4,880 | $ | 4,960 | $ | 5,914
U-Haul interest income revenue from Private Mini |  | – |  | 1,126 |  | 4,918
U-Haul management fee revenue from SAC Holdings |  | 19,635 |  | 18,657 |  | 18,472
U-Haul management fee revenue from Private Mini |  | 3,495 |  | 3,330 |  | 2,614
U-Haul management fee revenue from Mercury |  | 5,945 |  | 4,546 |  | 4,255
| $ | 33,955 | $ | 32,619 | $ | 36,173
Related Party Cost and Expense |
|  | Years Ended March 31,
|  | 2017 |  | 2016 |  | 2015
|  | (In thousands)
U-Haul lease expenses to SAC Holdings | $ | 2,740 | $ | 2,648 | $ | 2,618
U-Haul commission expenses to SAC Holdings |  | 53,334 |  | 51,036 |  | 48,833
U-Haul commission expenses to Private Mini |  | 3,779 |  | 3,684 |  | 3,258
| $ | 59,853 | $ | 57,368 | $ | 54,709
Due from Related Party, Recap of Assets |
|  | March 31,
|  | 2017 |  | 2016
|  | (In thousands)
U-Haul note receivable from SAC Holdings | $ | 48,098 | $ | 49,322
U-Haul interest receivable from SAC Holdings |  | 5,397 |  | 4,970
U-Haul receivable from SAC Holdings |  | 23,202 |  | 23,127
U-Haul receivable from Mercury |  | 9,195 |  | 8,016
Other (a) |  | 276 |  | 299
| $ | 86,168 | $ | 85,734
(a) Timing differences for intercompany balances with insurance subsidiaries resulting from the three month difference in reporting periods.

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- Definition The Company has not provided financial or other support explicitly or implicitly during the period ended to any of these entities that it was not previously contractually required to provide. The carrying amount and the classification of assets and liabilities in the Company's balance sheet that related to the Company's variable interest in the Blackwater's entities are noted here, which approximate the maximum exposure to loss as a result of the Company's involvement with these entities. + References No definition available. + Details
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- References No definition available. + Details
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- Definition Tabular disclosure of each detailed component of other operating costs and expenses that are applicable to sales and revenues, but not included in the cost of sales in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References No definition available. + Details
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